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Other views: | Summary Awards Chronological |
Novels
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Brücke zwischen den Sternen?Bruecke zwischen den Sternen[German] (1960) with Jack Williamson
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Brücke zwischen den Sternen?Bruecke zwischen den Sternen[German] (1980) with James Gunn and Jack Williamson
- Crisis! (1986)
- Crisis! (1986) with James Gunn
- Das Vermächtnis der Terraner [German] (1973)
- Die Freuden-Spender [German] (1990) with James Gunn
- Die Tagung der Magier [German] (1979) with James Gunn
- Die Träumer [German] (1986) with James Gunn
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Die Wächter des Glücks?Die Waechter des Gluecks[German] (1966)
- El imperio estelar (1961) with Hector Parl
- Gift from the Stars (2005)
- Gift from the Stars (2005) with James Gunn
- I fabbricanti di felicità [Italian] (2009) with James Gunn
- Kampus (1977)
- Kampus [French] (1980)
- Kampus (1986) with James Gunn
- Le monde forteresse [French] (1977)
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Le pont sur les étoiles?Le pont sur les etoiles[French] (1958) with Jack Williamson
- Le pont sur les étoiles [French] (2016) with Jack Williamson
- Les magiciens [French] (1977) with James Gunn
- Les magiciens [French] (2016)
- Meuterei auf Vantee [German] (1960) with Jack Williamson
- Os Vendedores de Felicidade [Portuguese] (1984) with James Gunn
- Puente entre estrellas [Spanish] (1957) with J. Williamson
- Questo mondo inespugnabile [Italian] (1976)
- Star Bridge (1955) with Jack Williamson
- Star Bridge (2014) with James Gunn and Jack Williamson
- The Dreamers (1981)
- The Dreamers (1981) with James Gunn
- The Immortal (1970)
- The Joy Machine (1996)
- The Joy Machine (1996) with James Gunn
- The Joy Makers (1961)
- The Joy Makers (1961) with James Gunn
- The Magicians (1976)
- The Magicians (1976) with James Gunn
- The Millennium Blues (2000)
- The Millennium Blues (2012) with James Gunn
- The Mind Master (1981) with James Gunn
- This Fortress World (1955)
- This Fortress World (1977) with James Gunn
- Transcendental (2013)
- Transcendental (2013) with James Gunn
- Transformation (2017)
- Transformation (2017) with James Gunn
- Transgalactic (2016)
- Transgalactic (2016) with James Gunn
- Un ponte tra le stelle [Italian] (1968) with Jack Williamson
- Un ponte tra le stelle [Italian] (2007) with J. E. Gunn and J. Williamson
- Vestingwereld [Dutch] (1978) with James Gunn
- Von Mauern umgeben... [German] (1957)
- Wächter des Glücks [German] (1966)
- Breaking Point (1972)
- Breaking Point (1972) with James Gunn
- Das Gravitations-Problem und andere Stories [German] (1970)
- Der Gamma-Stoff [German] (1964) with James Gunn
- Die Hexen sind unter uns [German] (1977)
- Die Horcher [German] (1983)
- Die Venus-Fabrik [German] (1976) with James Gunn
- Futur imparfait [French] (1977)
- Future Imperfect (1964) with James Gunn
- Future Imperfect (1964)
- Futuro Imperfeito [Portuguese] (1972) with James Gunn
- Gli ascoltatori [Italian] (2008) with James Gunn
- Gli immortali [Italian] (2006) with James Gunn
- Human Voices (2002)
- Human Voices (2002) with James Gunn
- Il rosso fiume dell'eternità [Italian] (1964)
- L'holocauste [French] (1977) with James Gunn
- Les hommes du dehors [French] (1977)
- Les immortels [French] (1977) with James Gunn
- Les immortels [French] (1978) with James Gunn
- Part I (2020) with James Gunn
- Part II (2020) with James Gunn
- Pilgrims to Transcendence (2020) with James Gunn
- Pilgrims to Transcendence (2020)
- Science-Fiction-Stories 70 [German] (1978) with James Gunn
- Some Dreams Are Nightmares (1974)
- Some Dreams Are Nightmares (1974) with James Gunn
- Station in Space (1958)
- Station in Space (2014) with James Gunn
- Tempo di streghe [Italian] (1972)
- The Burning (1972)
- The Burning (2014) with James Gunn
- The End of the Dreams (1975) with James Gunn
- The End of the Dreams (1975)
- The Immortals (1962)
- The Immortals (1962) with James Gunn
- The Listeners (1972)
- The Listeners (2004) with James Gunn
- The Unpublished Gunn Part One (1992)
- The Unpublished Gunn Part One (1992) with James Gunn
- The Unpublished Gunn Part Two (1996)
- The Unpublished Gunn Part Two (1996) with James Gunn
- The Witching Hour (1970)
- The Witching Hour (2003) with James Gunn
- Zeichen aus einer anderen Welt [German] (1976) with James Gunn
- Le monde forteresse / Futur imparfait / Les hommes du dehors [French] (1977) [O]
- The 13th Immortal / This Fortress World (1957) [O/2N] with Robert Silverberg
- The Unpublished Gunn (2020) [O]
- The Unpublished Gunn (2020) [O] with James Gunn
- Transcendental: The Trilogy (2020) [O/1-3]
- Transcendental: The Trilogy (2020) [O/1-3] with James Gunn
- Futuro al rogo (Complete Novel) [Italian] (1987) with James Gunn
- Questo mondo inespugnabile (Complete Novel) [Italian] (1966)
- Si garantisce la felicità (Complete Novel) [Italian] (1967)
- Tu ne m'échapperas pas ! (Part 1 of 2) [French] (1954) with James A. Gunn
- Tu ne m'échapperas pas ! (Part 1 of 2) [French] (1970)
- Tu ne m'échapperas pas ! (Part 2 of 2) [French] (1954) with James A. Gunn
- Tu ne m'échapperas pas ! (Part 2 of 2) [French] (1970)
- Un Regalo Dalle Stelle (Complete Novel) [Italian] (2010) with James Gunn
- Around the World (1998)
- Around the World (1998) with James Gunn
- Astounding Stories: The 60th Anniversary Collection (Vol. 1) (1990)
- Astounding Stories: The 60th Anniversary Collection (Vol. 1) (1990) with uncredited
- Astounding Stories: The 60th Anniversary Collection (Vol. 2) (1990)
- Astounding Stories: The 60th Anniversary Collection (Vol. 2) (1990) with uncredited
- Astounding Stories: The 60th Anniversary Collection (Vol. 3) (1990)
- Astounding Stories: The 60th Anniversary Collection (Vol. 3) (1990) with uncredited
- Der Tag vor der Revolution [German] (1982) with James Gunn
- From Gilgamesh to Wells (1977)
- From Gilgamesh to Wells (1977) with James Gunn
- From Heinlein to Here (1979)
- From Heinlein to Here (1979) with James Gunn
- From Here to Forever (1982)
- From Here to Forever (1982) with James Gunn
- From Wells to Heinlein (1979)
- From Wells to Heinlein (1979) with James Gunn
- Le vie della fantascienza [Italian] (1988) with James Gunn
- Nebula Award Stories 10 (1975) with James Gunn
- Nebula Award Stories 10 (1975)
- Nebula Award Stories Ten (1975) with James Gunn
- Od dzisiaj do wiecznosci [Polish] (1988) with James Gunn
- The Best of Astounding (1992)
- The Best of Astounding (1992) with James Gunn
- The British Way (1998)
- The British Way (1998) with James Gunn
- Von Ballard bis Stableford [German] (2001) with James Gunn
- Von Clement bis Dick [German] (1990) with James Gunn
- Von Ellison bis Haldeman [German] (1991) with James Gunn
- Von Gilgamesch bis Hawthorne [German] (1990) with James Gunn
- Von Heinlein bis Farmer [German] (1989) with James Gunn
- Von Huxley bis Heinlein [German] (1988) with James Gunn
- Von Lem bis Varley [German] (1993) with James Gunn
- Von Malzberg bis Benford [German] (1993) with James Gunn
- Von Matheson bis Shaw [German] (1992) with James Gunn
- Von Poe bis Wells [German] (1989) with James Gunn
- Von Shelley bis Clarke [German] (2000) with James Gunn
- Von Wells bis Stapledon [German] (1988) with James Gunn
- Breaking Point (2007)
- Der Bund der Magier [German] (1966)
- The Gravity Business (2015)
- The Stilled Patter (2022)
- Tiger! Tiger! (1984)
- Tiger! Tiger! (1984) with James Gunn
- Alternate Worlds: The Illustrated History of Science Fiction (1975)
- Alternate Worlds: The Illustrated History of Science Fiction (1975) with James Gunn
- Inside Science Fiction: Essays on Fantastic Literature (1992)
- Inside Science Fiction: Essays on Fantastic Literature (1992) with James Gunn
- Inside Science Fiction: Second Edition (2006) with James Gunn
- Isaac Asimov: The Foundations of Science Fiction (1982)
- Isaac Asimov: The Foundations of Science Fiction (1982) with James Gunn
- Isaac Asimov: The Foundations of Science Fiction, Revised Edition (1996) with James Gunn
- Modern Science Fiction (2018)
- Modern Science Fiction: A Critical Analysis (2018) with James Gunn
- Paratexts: Introductions to Science Fiction and Fantasy (2013)
- Paratexts: Introductions to Science Fiction and Fantasy (2013) with James Gunn
- Reading Science Fiction (2009) with Marleen S. Barr and Matthew Candelaria
- Reading Science Fiction (2009) with Marleen S. Barr and Matthew Candelaria and James Gunn
- Speculations on Speculation: Theories of Science Fiction (2005) with Matthew Candelaria
- Speculations on Speculation: Theories of Science Fiction (2005) with Matthew Candelaria and James Gunn
- Star-Begotten: A Life Lived in Science Fiction (2017)
- Star-Begotten: A Life Lived in Science Fiction (2017) with James Gunn
- Teacher's Manual: The Road to Science Fiction (1980) with Stephen H. Goldman
- The Discovery of the Future: The Ways Science Fiction Developed (1975)
- The Discovery of the Future: The Ways Science Fiction Developed (1975) with Professor James Gunn
- The New Encyclopedia of Science Fiction (1988)
- The New Encyclopedia of Science Fiction (1988) with James Gunn
- The Science of Science-Fiction Writing (2000)
- The Science of Science-Fiction Writing (2000) with James Gunn
- 1 - The Pedia (2020) with James Gunn
- 10 - The Pilgrims (2020) with James Gunn
- 2 - Asha (2020) with James Gunn
- 3 - Riley (2020) with James Gunn
- 4 - Tordor (2020) with James Gunn
- 5 - Xi (2020) with James Gunn
- 6 - Jan (2020) with James Gunn
- 7 - Kom (2020) with James Gunn
- 8 - 4107 (2020) with James Gunn
- 9 - Trey (2020) with James Gunn
- A caverna da noite [Portuguese] (1979)
- A Monster Named Smith (1954)
- A Monster Named Smith (1954) with James Gunn
- A Word for Freedom (1954)
- A última palavra [Portuguese] (1972) with James Gunn
- Abigail, die Hexe [German] (1977)
- Abigail, die kleine Hexe [German] (1966)
- Against the Stars (2020)
- Against the Stars (2020) with James Gunn
- Alle Tage ist Weihnachten [German] (1976) with James Gunn
- Among the Beautiful Bright Children (1980)
- Among the Beautiful Bright Children (1980) with James Gunn
- Andrew White - 2028 (1972)
- Andrew White - 2028 [German] (1983)
- Andrew White - 2028 (2017) with James Gunn
- Andróide, o órfãozinho [Portuguese] (1972) with James Gunn
- Apólice de sobrevivência + Você é um mutante? [Portuguese] (1972) with James Gunn
- Arriving at Terminal: XI's Story (2017)
- Arriving at Terminal: XI's Story (2017) with James Gunn
- Aschenputtel-Story [German] (1976) with James Gunn
- Atsilana [Italian] (1960)
- Atsilana [Portuguese] (1972) with James Gunn
- Attack on Terminal: The Pilgrims' Story (2018)
- Attack on Terminal: The Pilgrims' Story (2018) with James Gunn
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Au bûcher, les sorciers !?Au bucher, les sorciers ![French] (1977) with James Gunn
- Baril de poudre [French] (1977)
- Bavardage interrompu [French] (1977)
- Breaking Point (1953)
- Breaking Point (1953) with James Gunn
- Broken Record (1992)
- Broken Record (1992) with James Gunn
- C'est tous les jours Noël [French] (1977)
- Ca n'est pas sorcier ! [French] (1957)
- Cacciatore Solitario [Italian] (1979) with James Gunn
- Candy [Portuguese] (1972) with James Gunn
- Chapitre deux (Les immortels) [French] (1977) with James Gunn
- Chapitre premier (Les immortels) [French] (1977) with James Gunn
- Chapitre quatre (Les immortels) [French] (1977) with James Gunn
- Chapitre trois (Les immortels) [French] (1977) with James Gunn
- Child of the Sun (1977)
- Cinderella Story (1958)
- Cinderella Story (1958) with James Gunn
- Communications (1949)
- Communications (1949) with Edwin James
- Coup monté [French] (1977)
- Danger Past (1954)
- Das Gravitations-Problem [German] (1970)
- Das Hindernis [German] (1970)
- Das letzte Wort [German] (1976) with James Gunn
- Das Pulverfaß [German] (1978) with James Gunn
- De kleuterklas [Dutch] (1979)
- De onsterfelijken [Dutch] (1976) with James Gunn
- De vrouwenhater [Dutch] (1977) with James Gunn
- Deadly Silence (1958)
- Der Arzt [German] (1964) with James Gunn
- Der betrogene Betrüger [German] (1976) with James Gunn
- Der Bund der Magier [German] (1966)
- Der Computer - 2118 [German] (1983)
- Der Ende-der-Welt-Ball [German] (1993) with James Gunn
- Der Frauenhasser [German] (1976) with James Gunn
- Der große Bluff [German] (1978) with James Gunn
- Der Heiler [German] (1972)
- Der Mann, der die Zukunft kannte [German] (1976) with James Gunn
- Der Nordwind [German] (1985) with James Gunn
- Der Sicherheitsfaktor [German] (1969)
- Der Spender [German] (1964) with James Gunn
- Der Weiberfeind [German] (1959)
- Die Gefahr ist vorbei [German] (1967)
- Die gutgebauten Mädchen [German] (1971) with James Gunn
- Die Horcher [German] (1972)
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Die Höhle der Nacht?Die Hoehle der Nacht[German] (1958) with James E. Sunn
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Die Höhle der Nacht?Die Hoehle der Nacht[German] (1958)
- Die Kraft und die Herrlichkeit [German] (1976) with James Gunn
- Die Lauscher [German] (1976) with James Gunn
- Die Schaumgeborene [German] (1977)
- Die Unsterblichen [German] (1964) with James Gunn
- Die Unsterblichen [German] (1976)
- Die Venus-Fabrik [German] (1976) with James Gunn
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Die Zauberkünstler?Die Zauberkuenstler[German] (1977)
- Die Zerreißprobe [German] (1976) with James Gunn
- Donatore di sangue [Italian] (1964)
- Donatrice [Italian] (2006) with James Gunn
- Donor (1960)
- Donor (1961) with James Gunn
- Découpage [French] (1986) with James Gunn
- Ein Monster namens Smith [German] (1976) with James Gunn
- Ein Ungeheuer namens Smith [German] (1971)
- Elisir [Italian] (2006) with James Gunn
- Elixir (2004)
- Elixir (2004) with James Gunn
- Etsylana [French] (1977)
- Every Day Is Christmas (1957)
- Every Day Is Christmas (1957) with James Gunn
- Fault (1975)
- Fault (1975) with James Gunn
- Favola della bella strega e dell'intrepido detective [Italian] (1972)
- Feeding Time (1955)
- Feeding Time (1955) with James Gunn
- Fütterungszeit [German] (1976) with James Gunn
- George Thomas - 2027 (1972)
- George Thomas - 2027 [German] (1983)
- George Thomas - 2027 (2017) with James Gunn
- Green Thumb (1957)
- Green Thumb (1957) with James Gunn
- Guilt (1978)
- Guilt (1978) with James Gunn
- Hoax (1955)
- Hora de comer [Portuguese] (1972) with James Gunn
- Höhle der Nacht [German] (1958)
- If I Forget Thee (1977)
- If I Forget Thee (1977) with James Gunn
- Imagine (excerpt from The Listeners) (1972)
- Immortal (1958)
- Immortal (1958) with James Gunn
- Immortale [Italian] (1964)
- Immortale [Italian] (2006) with James Gunn
-
Immortalité?Immortalite[French] (1978) with James Gunn
- In Our Stars (2020)
- In Our Stars (2020) with James Gunn
- Jackpot for Julie (1996)
- Jackpot for Julie (1996) with James Gunn
- Jogo roubado [Portuguese] (1972) with James Gunn
- Judgment Day (1992)
- Judgment Day (1992) with James Gunn
- Kein allzu großer Feind [German] (1982)
- Keine Kinder [German] (1976) with James Gunn
- Killer (1953)
- Kind van de zon [Dutch] (1979)
- Kindergarten (1970)
- Kindergarten [Italian] (1980)
- Kindergarten [German] (1981)
-
Kritična točka?Kriticna tocka[Croatian] (1978)
Kritichna tochka - L'androïde orphelin [French] (1977)
- L'androïde sentimental [French] (1956)
- L'antre des ténèbres [French] (1955)
- L'escroquerie [French] (1977)
- L'espace est solitude [French] (1977)
- L'heure du repas [French] (1969)
- L'heure du repas [French] (1977)
- L'interne [French] (1978) with James Gunn
-
L'épreuve du feu?L'epreuve du feu[French] (1977) with James Gunn
- La caverna della notte [Italian] (1960)
- La caverna della notte [Italian] (1972)
- La caverne de la nuit [French] (1977)
- La chasse aux sorciers [French] (1977) with James Gunn
- La grande roue [French] (1977)
- La meilleure affaire du vieux pircuiteur [French] (1956)
- Le champion venu de nulle part [French] (1977)
- Le dernier mot [French] (1977)
- Le don [French] (1978) with James Gunn
- Le message [French] (1974)
- Le misogyne [French] (1976) with James Gunn
- Le misogyne [French] (1977)
- Le plus dur des combats [French] (1965)
- Le sang neuf [French] (1978) with James Gunn
- Les filles de Neosho [French] (1977)
- Les voix [French] (1974)
- Little Orphan Android (1955)
- Little Orphan Android (1955) with James Gunn
- Love and Death and the Star that Shall Not Be Named: Kom's Story (2017)
- Love and Death and the Star that Shall Not Be Named: Kom's Story (2017) with James Gunn
- Man of Parts (1985)
- Man of Parts (1985) with James Gunn
- Man of the Hour (1984)
- Man of the Hour (1984) with James Gunn
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Marea așteptare?Marea asteptare[Romanian] (1988)
- Mask of Peace (1951)
- Mask of Peace (1951) with Edwin James
- Medic (1957)
- Medic (1957) with James Gunn
- Medico [Italian] (1964)
- Medico [Italian] (2006) with James Gunn
- Mother of the Year (1985)
- Mother of the Year (1985) with James Gunn
- Name Your Pleasure (1955)
- Neosho's Choicest (1958)
- Neues Blut [German] (1964) with James Gunn
- Neurotiker [German] (1976) with James Gunn
- New Blood (1955)
- New Blood (1955) with James Gunn
- New Earth (2016)
- New Earth (2016) with James Gunn
- Not So Great an Enemy (1957)
- O fim da choradeira [Portuguese] (1972) with James Gunn
- O misógino [Portuguese] (1972) with James Gunn
- Open Warfare (1954)
- Out of My Head (1986)
- Out of My Head (1986) with James Gunn
- Par le feu [French] (1971)
- Paradox (1949)
- Paradox (1949) with Edwin James
- Patterns (2014)
- Patterns (2014) with James Gunn
- Pest House (1996)
- Pest House (1996) with James Gunn
- Police de survie [French] (1977)
- Pow'r (2000)
- Pow'r (2000) with James Gunn
- Powder Keg (1958)
- Private Enterprise (1950)
- Private Enterprise (1950) with Edwin James
- Quantum Theory (2019)
- Quantum Theory (2019) with James Gunn
- Reclaiming the Stars (2021)
- Reclaiming the Stars (2021) with James Gunn
- Return from the Stars (2020)
- Return from the Stars (2020) with James Gunn
- Robert MacDonald - 2025 (1968)
- Robert MacDonald - 2025 [German] (1983)
- Robert MacDonald - 2025 (2017) with James Gunn
- Robert MacDonald - 2058 (1972)
- Robert MacDonald - 2058 [German] (1983)
- Robert MacDonald - 2058 (2017) with James Gunn
- Rösterna [Swedish] (1981) with James Gunn
- Sane Asylum (1992)
- Sane Asylum (1992) with James Gunn
- Sangue nuovo [Italian] (1964)
- Sangue Nuovo [Italian] (2006) with James Gunn
- Saving the World (2016)
- Saving the World (2016) with James Gunn
- Schuld [German] (1979) with James Gunn
- Shill (1955)
- Sine of the Magus (1954)
- Singular Days (2021)
- Skin Game (1958)
- Skin Game (1958) with James Gunn
- Slave Psychology (1951)
- Slave Psychology (1951) with Edwin James
- Space Is a Lonely Place (1957)
- Space is a Lonely Place (1957) with James Gunn
- Strega a malincuore [Italian] (1972)
- Survival Policy (1952)
- Survival Policy (1952) with Edwin James
- Survival Policy (1952) with James Gunn
- Tales from the Spaceship Geoffrey (2010)
- Tales from the Spaceship Geoffrey (2010) with James Gunn
- Tauglichkeitstest [German] (1978) with James Gunn
- Teddy Bear (1970)
- Teddy Bear (1970) with James Gunn
- Teddybär [German] (1976) with James Gunn
- The Abyss (2000)
- The Abyss (2000) with James Gunn
- The Answer (1972)
- The Answer (1972) with James Gunn
- The Anti-Nuclear Conspiracy (1982)
- The Anti-Nuclear Conspiracy (1982) with James Gunn
- The Beautiful Brew (1954)
- The Beautiful Brew (2020) with James Gunn
- The Big One (1996)
- The Big One (1996) with James Gunn
- The Big Wheel (1956)
- The Black Marble (1992)
- The Black Marble (1992) with James Gunn
- The Boy with Five Fingers (1953) with James Gunn
- The Boy with Five Fingers (1953)
- The Cave of Night (1955)
- The Cave of Night (1955) with James Gunn
- The Computer - 2118 (1972)
- The Computer - 2118 (2017) with James Gunn
- The Day the Magic Came Back (1996)
- The Day the Magic Came Back (1996) with James Gunn
- The End of the World (1984)
- The End of the World (1984) with James Gunn
- The End-of-the-World Ball (1989)
- The End-of-the-World Ball (1989) with James Gunn
- The Escape of the Adastra: Asha's Story (2017)
- The Escape of the Adastra: Asha's Story (2017) with James Gunn
- The Final Commandment: Trey's Story (2018)
- The Final Commandment: Trey's Story (2018) with James Gunn
- The Futurist (1993)
- The Futurist (1993) with James Gunn
- The Ganymede Gambit: Jan's Story (2017)
- The Ganymede Gambit: Jan's Story (2017) with James Gunn
- The Giftie (1999)
- The Giftie (1999) with James Gunn
- The Gingerbread Man (1995)
- The Gingerbread Man (1995) with James Gunn
- The Girls Who Were Really Built (1958)
- The Girls Who Were Really Built (1958) with James Gunn
- The Gravity Business (1956)
- The Hedonist (1955)
- The Hedonist (1955) with James Gunn
- The Immortal (1958) with James Gunn
- The Immortals (1958)
- The Immortals (1958) with James Gunn
- The Joy Ride (1955) with James Gunn
- The Last Word (1964)
- The Last Word (1964) with James Gunn
- The Lens of Time (1995)
- The Lens of Time (1995) with James Gunn
- The Listeners (1968)
- The Listeners (1968) with James Gunn
- The Little Sailboat (2019)
- The Little Sailboat (2019) with James Gunn
- The Magicians (1954)
- The Magicians (2020) with James Gunn
- The Man Who Owned Tomorrow (1953)
- The Man Who Owned Tomorrow (1953) with James Gunn
- The Man Who Would Not (1969)
- The Man with Common Sense (1950)
- The Man With Common Sense (1950) with Edwin James
- The Man with One Talent (1996)
- The Man with One Talent (1996) with James Gunn
- The March of the Little Green Men (2017)
- The Medic (2020) with James Gunn
- The Message (1971)
- The Misogynist (1952)
- The Misogynist (1952) with James Gunn
- The Naked Sky (1955)
- The North Wind (1981)
- The North Wind (1981) with James Gunn
- The Old Folks (1972)
- The Power and the Glory (1969)
- The Power and the Glory (1969) with James Gunn
- The Rabbit Hole (2001)
- The Rabbit Hole (2001) with James Gunn
- The Reason Is with Us (1958)
- The Reluctant Witch (1953)
- The Reluctant Witch (2020) with James Gunn
- The Reply (1972)
- The Reply (1972) with James Gunn
- The Seeds of Consciousness: 4107's Story (2018)
- The Seeds of Consciousness: 4107's Story (2018) with James Gunn
- The Slaves of Venus (1952)
- The Slaves of Venus (1952) with Edwin James
- The Stilled Patter (1956)
- The Stilled Patter (1956) with James Gunn
- The Sun Came Up Last Night! (1951)
- The Sun Came Up Last Night! (1951) with Edwin James
- The Technological Revolution (1971)
- The Unhappy Man (1955)
- The Voices (1972)
- The Waiting Room: The Pedia's Story (2018)
- The Waiting Room: The Pedia's Story (2018) with James Gunn
- The Whip (1996)
- The Whip (1996) with James Gunn
- These Things Are Sirius (1951)
- These Things Are Sirius (1951) with Edwin James
- These Things Are Sirius (2006) with James Gunn
- Tiger! Tiger! (1984)
- Tiger! Tiger! (1984) with James Gunn
- Todo dia é dia de Natal [Portuguese] (1972) with James Gunn
- Totenstille [German] (1970)
- Touch of the Match (1985)
- Touch of the Match (1985) with James Gunn
- Transcendental Mission: Riley's Story (2017)
- Transcendental Mission: Riley's Story (2017) with James Gunn
- Trial by Fire (1969)
- Trial by Fire (2020) with James Gunn
- Tsylana (1956)
- Tsylana (1956) with James Gunn
- Un bel pezzo di birra [Italian] (1972)
- Uncreated Night and Strange Shadows (2005)
- Uncreated Night and Strange Shadows (2005) with James Gunn
- Une gravifique affaire [French] (1977)
- Veiled Knowledge (1951) with Edwin James
- Verbrennt die Hexer [German] (1977)
- Versuchsmodell [German] (1976) with James Gunn
- Via Dalla Mia Testa [Italian] (1990) with James Gunn
- Voir Mars et mourir [French] (1965)
- Weighty Matters: Tordor's Story (2017)
- Weighty Matters: Tordor's Story (2017) with James Gunn
- Werkzeug vom Sirius [German] (1967)
- When the Shoe Fits (1958)
- Wherever You May Be (1953)
- Wherever You May Be (1953) with James Gunn
- Will of the Wisp (1985)
- Will of the Wisp (1985) with James Gunn
- William Mitchell - 2028 (1971)
- William Mitchell - 2028 [German] (1983)
- William Mitchell - 2028 (2017) with James Gunn
- Witch Hunt (1969)
- Witch Hunt (2020) with James Gunn
- Witches Must Burn (1956)
- Witches Must Burn (2020) with James Gunn
- Without Portfolio (1955)
- Wo ist der Unterschied? [German] (1984) with James Gunn
- Zeit zum Füttern [German] (1971)
- Überlebenspolitik [German] (1976) with James Gunn
- Ženomrzac [Croatian] (1985)
-
Бессмертные?Bessmertnye[Russian] (1993) withДжеймс Ганн?Dzhejms Gann
-
Где бы ты ни был?Gde by ty ni byl[Russian] (1967) withДжеймс Ганн?Dzhejms Gann
-
Здравый смысл?Zdravyy smysl[Russian] (1998) withДжеймс Ганн?Dzhejms Gann
- "Reader Reaction" and Science Fiction Writers (1982)
- "Reader Reaction" and Science Fiction Writers (1982) with James Gunn
- "Worlds of Jack Williamson" (2008)
- "Worlds of Jack Williamson" (2008) with James Gunn
- 'Doppelts'-Sinn und Unerforschlichkeit [German] (1993) with James Gunn
- 'Harte' Wissenschaft und 'sanfte' Menschen [German] (1991) with James Gunn
- (Constellation, 1983 WorldCon) (1983)
- (Constellation, 1983 WorldCon) (1983) with James Gunn
- 1984: George Orwell (2013) with James Gunn
- 1984: Novel of the Year (1984)
- 1984: Novel of the Year (1984) with James Gunn
- 1997 Beijing International Conference on Science Fiction: Two Weeks in China (1997)
- 1997 Beijing International Conference on Science Fiction: Two Weeks in China (1997) with James Gunn
- 2015 Science Fiction Hall of Fame Acceptance Speech (2015)
- 2015 Science Fiction Hall of Fame Acceptance Speech (2015) with James Gunn
- A Basic Science-Fiction Library (1977)
- A Basic Science-Fiction Library (1977) with James Gunn
- A Canticle for Leibowitz: Walter M. Miller Jr. (2013) with James Gunn
- A Canticle for the Fifties (1982)
- A Canticle for the Fifties (1982) with James Gunn
- A Clash of Symbols (1997)
- A Clash of Symbols (1997) with James Gunn
- A Clockwork Orange: Anthony Burgess (2013) with James Gunn
- A Fisherman of the Inland Sea: Ursula K. Le Guin (2013) with James Gunn
- A Flying Start (1977)
- A Flying Start (1977) with James Gunn
- A Matter of Perspective (1998)
- A Matter of Perspective (1998) with James Gunn
- A Matter of Time (1979)
- A Matter of Time (1979) with James Gunn
- A New Look at the Heavens and Another Trip to the Moon (1977)
- A New Look at the Heavens and Another Trip to the Moon (1977) with James Gunn
- A Question of Identity (1982)
- A Question of Identity (1982) with James Gunn
- A Reference Library Supplement (2012)
- A Reference Library Supplement (2012) with James Gunn
- A Retrospective: Science Fiction's 'New Wave' (1982)
- A Retrospective: Science Fiction's 'New Wave' (1982) with James Gunn
- A Selected Bibliography of Books About Science Fiction (1977)
- A Selected Bibliography of Books About Science Fiction (1977) with James Gunn
- A Short History of the Space Program; or, A Funny Thing Happened on the Way to the Moon (1974)
- A Short History of the Space Program; or, A Funny Thing Happened on the Way to the Moon (1974) with James Gunn
- A Touch of Stone (1979)
- A Touch of Stone (1979) with James Gunn
- A. E. van Vogt (2000)
- A. E. van Vogt (2000) with James Gunn
- About the Author (From Heinlein to Here) (1996)
- About the Author (From Heinlein to Here) (1996) with James Gunn
- Adventure and Science Fiction (1998)
- Adventure and Science Fiction (1998) with James Gunn
- Afterword (The Time Machine) (1986) with James Gunn
- Afterword (The Time Machine) (1992)
- Afterword (The War of the Worlds) (1987)
- Afterword (The War of the Worlds) (1987) with James Gunn
- Afterword to "The Star" (1988)
- Afterword to "The Star" (1988) with James Gunn
- Afterword: Ted and Me (1996)
- Afterword: Ted and Me (1996) with James Gunn
- Again and Again (1979)
- Again and Again (1979) with James Gunn
- Alien Relations (1998)
- Alien Relations (1998) with James Gunn
- Alienartige Verwandtschaft [German] (2001) with James Gunn
- Aliens (1978) with Pamela Sargent
- Aliens (1978) with James Gunn and Pamela Sargent
- Ambiguities and Inscrutabilities (1982)
- Ambiguities and Inscrutabilities (1982) with James Gunn
- An Alien Behind the Wine Bottle (1998)
- An Alien Behind the Wine Bottle (1998) with James Gunn
- Ancient Shores: Jack McDevitt (2013) with James Gunn
- Anticipations of the Future (1977)
- Anticipations of the Future (1977) with James Gunn
- Anticipazioni del futuro [Italian] (1988) with James Gunn
- Approaches to Teaching Heinlein (2007) with Edra Bogle and Margaret McBride and Warren Rochelle
- Approaches to Teaching Heinlein (2007) with Edra Bogle and James Gunn and Margaret McBride and Warren Rochelle
- Author in the Dunes (1998)
- Author in the Dunes (1998) with James Gunn
- Aye und jawohl, und Delany [German] (1991) with James Gunn
- Aye, and Delany (1979)
- Aye, and Delany (1979) with James Gunn
- Before the Crash (1998)
- Before the Crash (1998) with James Gunn
- Beginnings: From Frankenstein to Dorking (1998)
- Beginnings: From Frankenstein to Dorking (1998) with James Gunn
- Beyond These Horizons (1979)
- Beyond These Horizons (1979) with James Gunn
- Bibliografia critica [Italian] (1988) with James Gunn
- Bilder und Begriffe [German] (2001) with James Gunn
- Birthday Wishes and Greetings (2008) with Piers Anthony and Robin Wayne Bailey and Peter Crowther and Harlan Ellison and Richard E. Geis and Gay Haldeman and Joe Haldeman and Tracy Knight and David Langford and Joe R. Lansdale and Richard A. Lupoff and Michael Moorcock and Will Murray and Kim Newman and Garth Nix and Mike Resnick and Chris Roberson and James Sallis and Norman Spinrad and S. M. Stirling and Gary K. Wolfe
- Birthday Wishes and Greetings (2008) with Piers Anthony and Robin Wayne Bailey and Pete Crowther and Harlan Ellison and Richard E. Geis and Jim Gunn and Gay Haldeman and Joe Haldeman and Tracy Knight and David Langford and Joe R. Lansdale and Richard A. Lupoff and Mike Moorcock and Will Murray and Kim Newman and Garth Nix and Mike Resnick and Chris Roberson and Jim Sallis and Norman Spinrad and S. M. Stirling and Gary K. Wolfe
- Black Easter and The Day After Judgment: James Blish (unknown)
- Black Easter and The Day After Judgment: James Blish (2013) with James Gunn
- Blood Music: Greg Bear (2013) with James Gunn
- Blue Mars: Kim Stanley Robinson (2013) with James Gunn
- Born of Skill and Money (1982)
- Born of Skill and Money (1982) with James Gunn
- Boydston's Hamburgers (1996)
- Breaking into the Club (1998)
- Breaking into the Club (1998) with James Gunn
- Breaking Point (2013) with James Gunn
- Brian Aldiss Wins Campbell Memorial Award (1983)
- Brian Aldiss Wins Campbell Memorial Award (1983) with James Gunn
- Brute Orbits: George Zebrowski (2013) with James Gunn
- Bulletin Symposium (1990) with Isaac Asimov and Ben Bova and Arthur C. Clarke and Thomas M. Disch and Alan Dean Foster and Craig Shaw Gardner and Barry N. Malzberg
- Bulletin Symposium (1990) with Isaac Asimov and Ben Bova and Arthur C. Clarke and Thomas M. Disch and Alan Dean Foster and Craig Shaw Gardner and James Gunn and Barry N. Malzberg
- Burning Questions (2013)
- Burning Questions (2013) with James Gunn
- Canons to the Left, Canons to the Right (2017)
- Canons to the Left, Canons to the Right (2017) with James Gunn
- Celebrating Isaac (2011)
- Celebrating Isaac (2011) with James Gunn
- Childhood's End: Arthur C. Clarke (2013) with James Gunn
- China (1998)
- China (1998) with James Gunn
- City: Clifford D. Simak (2013) with James Gunn
- Civiltà perdute, sapienza immemorabile [Italian] (1988) with James Gunn
- Clifford D. Simak Appreciation (1988)
- Clifford D. Simak Appreciation (1988) with James Gunn
- Cloud's River: C. J. Cherryh (2013) with James Gunn
- Collector's Note (Nine Princes in Amber) (1996)
- Collector's Notes (Childhood's End) (1995)
- Collector's Notes (Childhood's End) (1995) with uncredited
- Collector's Notes (City) (1995)
- Collector's Notes (City) (1995) with uncredited
- Collector's Notes (Darker Than You Think) (1998)
- Collector's Notes (Darker Than You Think) (1998) with uncredited
- Collector's Notes (Do Androids Dream of Electric Sheep?) (2008)
- Collector's Notes (Doomsday Book) (2001)
- Collector's Notes (Doomsday Book) (2001) with uncredited
- Collector's Notes (Flatland: A Romance of Many Dimensions) (1995)
- Collector's Notes (Flatland: A Romance of Many Dimensions) (1995) with uncredited
- Collector's Notes (Flowers for Algernon) (1995)
- Collector's Notes (Flowers for Algernon) (1995) with uncredited
- Collector's Notes (Jem) (1996)
- Collector's Notes (Jem) (1996) with uncredited
- Collector's Notes (Lord Foul's Bane) (1998)
- Collector's Notes (Lord Foul's Bane) (1998) with uncredited
- Collector's Notes (Mythago Wood) (1996)
- Collector's Notes (Mythago Wood) (1996) with uncredited
- Collector's Notes (Pawn of Prophecy) (1997)
- Collector's Notes (Pawn of Prophecy) (1997) with uncredited
- Collector's Notes (The Complete Compleat Enchanter) (1997)
- Collector's Notes (The Complete Compleat Enchanter) (1997) with uncredited
- Collector's Notes (The Island of Dr. Moreau) (1995)
- Collector's Notes (The Island of Dr. Moreau) (1995) with uncredited
- Collector's Notes (The Lost World) (1995)
- Collector's Notes (The Lost World) (1995) with uncredited
- Collector's Notes (The Malacia Tapestry) (1996)
- Collector's Notes (The Malacia Tapestry) (1996) with uncredited
- Collector's Notes (The Mists of Avalon) (1996)
- Collector's Notes (The Mists of Avalon) (1996) with uncredited
- Collector's Notes (The Sword of the Lictor) (1996)
- Collector's Notes (The Sword of the Lictor) (1996) with uncredited
- Collector's Notes (The Unpleasant Profession of Jonathan Hoag) (1997)
- Collector's Notes (The Unpleasant Profession of Jonathan Hoag) (1997) with uncredited
- Comments on Space and Time (2000) with Gregory Benford and Jack Dann and Howard V. Hendrix and Janeen Webb
- Comments on Space and Time (2000) with Gregory Benford and Jack Dann and James Gunn and Howard V. Hendrix and Janeen Webb
- Commuting to the Moon (1977)
- Commuting to the Moon (1977) with James Gunn
- Cosm: Gregory Benford (2013) with James Gunn
- Creating a Genre (1998)
- Creating a Genre (1998) with James Gunn
- Currents in the Mainstream (1998)
- Currents in the Mainstream (1998) with James Gunn
- Darker Than You Think: Jack Williamson (2013) with James Gunn
- Das Alien aus Milwaukee [German] (1988) with James Gunn
- Das Genre mit der magnetischen Kraft [German] (1992) with James Gunn
- Das Medium und die Botschaft [German] (2000) with James Gunn
- Das Reale und das Surreale [German] (1993) with James Gunn
- Das SF-Magazin startet seine erstaunliche Karriere [German] (1988) with James Gunn
- Das Simak-Refugium: Clifford D. Simak (1904 - 1988) [German] (1989) with James Gunn
- Das Star Trek-Syndrom [German] (1993) with James Gunn
- Das Universum dehnt sich aus: Arthur C. Clarke (* 1917) [German] (1989) with James Gunn
- Das Universum — ein Konzentrationslager? [German] (2001) with James Gunn
- Das Wort eines Fußgängers und hochfliegende Konzepte [German] (1988) with James Gunn
- Das Zeitalter der Vernunft und der Stimme des Andersdenkenden [German] (1990) with James Gunn
- De vrouwenhater (nawoord) [Dutch] (1977) with James Gunn
- Der eigenwillige Mr. Compton [German] (2001) with James Gunn
- Der fröhliche Mythomathemagier [German] (1988) with James Gunn
- Der große Krieg und seine Folgen [German] (2000) with James Gunn
- Der große Protest [German] (1991) with James Gunn
- Der Horror als Fügung des Schicksals [German] (1988) with James Gunn
- Der humane Aspekt bei Veränderungen [German] (2001) with James Gunn
- Der Mann, der das Genre verkaufte [German] (1988) with James Gunn
- Der Mann, der das Morgen erfand [German] (2000) with James Gunn
- Der Nachkriegsboom [German] (2000) with James Gunn
- Der Neptun der New Wave [German] (2001) with James Gunn
- Der Philosoph von Zeit und Raum [German] (1988) with James Gunn
- Der Prüfstein für die 'harte' SF [German] (1990) with James Gunn
- Der Ruf des Phantastischen [German] (1988) with James Gunn
- Der soziale Aspekt: Fritz Leiber (* 1910) [German] (1989) with James Gunn
- Der Sternenhimmel aus neuer Sicht und eine weitere Reise zum Mond [German] (1990) with James Gunn
- Der Tag, an dem Wyndham kam [German] (2000) with James Gunn
- Der unverzichtbare Franzose [German] (1989) with James Gunn
- Der Vater der modernen Science Fiction [German] (1989) with James Gunn
- Der Weltenzerstörer [German] (1988) with James Gunn
- Destiny's Road: Larry Niven (2013) with James Gunn
- Dialectic of History and Transcendence (1982)
- Dialectic of History and Transcendence (1982) with James Gunn
- Die Andersartigkeit der Aliens [German] (1993) with James Gunn
- Die Anfänge: Von Frankenstein bis Dorking [German] (2000) with James Gunn
- Die Ballade des 'verlorenen' C. Smith [German] (1990) with James Gunn
- Die Bradbury-Chroniken: Ray Bradbury (* 1920) [German] (1989) with James Gunn
- Die Briten auf dem Vormarsch! [German] (1990) with James Gunn
- Die Entfaltung des Visionären [German] (1989) with James Gunn
- Die erste Reise zum Mond [German] (1990) with James Gunn
- Die Gottesfrage [German] (2001) with James Gunn
- Die Ideenmaschine [German] (1988) with James Gunn
- Die Nachkriegsgeneration [German] (1993) with James Gunn
- Die neue Wissenschaft und die alten Religionen [German] (1990) with James Gunn
- Die neue wissenschaftliche Revolution [German] (1991) with James Gunn
- Die produktiven Fünfziger [German] (2000) with James Gunn
- Die Science Fiction-Legion [German] (1988) with James Gunn
- Die Sehnsucht nach der Katastrophe [German] (2000) with James Gunn
- Die Sirenen des Mainstream [German] (1990) with James Gunn
- Die Sterne scheinen auf [German] (1988) with James Gunn
-
Die Vitalität der traditionellen SF?Die Vitalitaet der traditionellen SF[German] (1992) with James Gunn
- Die Zukunft als Metapher [German] (1990) with James Gunn
- Die Zukunft überleben [German] (1991) with James Gunn
- Die Zusammenkunft der Alchimisten [German] (1988) with James Gunn
- Discovering the Future in my Grandmother's Back Closet (2009)
- Discovering the Future in my Grandmother's Back Closet (2009) with James Gunn
- Dividing Lines: The World-View of Science Fiction (2021)
- Do Androids Dream of Electric Sheep?: Philip K. Dick (2013) with James Gunn
- Doomsday Book: Connie Willis (2013) with James Gunn
- Dragonseye: Anne McCaffrey (2013) with James Gunn
- Dreamfall: Joan D. Vinge (2013) with James Gunn
- Durch die getönte Brille des Werbefachmanns betrachtet [German] (1990) with James Gunn
- Eastern Europe (1998)
- Eastern Europe (1998) with James Gunn
- Ecce Femina (1979)
- Ecce Femina (1979) with James Gunn
- Ecce Femina: Judith Merril (* 1923) [German] (1989) with James Gunn
- Editorial: Key Question (1958) with Robert A. W. Lowndes
- Ein fliegender Start [German] (1989) with James Gunn
- Ein kosmischer Philosoph [German] (2000) with James Gunn
- Ein Lobgesang auf die Fifites [German] (1992) with James Gunn
- Ein Meister der Vielseitigkeit [German] (2001) with James Gunn
- Ein Nonkonformist negiert alle Grenzen [German] (2001) with James Gunn
- Eine Frage der Identität [German] (1992) with James Gunn
- Eine Frage der Perspektive [German] (2000) with James Gunn
- Eine Frage der Zeit: William Tenn (* 1920) [German] (1989) with James Gunn
- Eine Insel der Glücks im Nirgendwo [German] (1990) with James Gunn
- Eine literarische Kontroverse [German] (1988) with James Gunn
- Eine Romanze mit der SF [German] (2001) with James Gunn
- Eine ungewisse Zukunft [German] (1991) with James Gunn
- Eine ungewöhnliche Perspektive [German] (1992) with James Gunn
-
Einführung (Fremdere Sonnen)?Einfuehrung (Fremdere Sonnen)[German] (1994) with James Gunn
- Einführung (Von Gilgamesch bis Hawthorne) [German] (1990) with James Gunn
- Einführung (Von Heinlein bis Farmer) [German] (1989) with James Gunn
- Einführung (Von Matheson bis Shaw) [German] (1992) with James Gunn
- Einführung (Von Shelley bis Clarke) [German] (2000) with James Gunn
- Einführung (Von Wells bis Stapledon) [German] (1988) with James Gunn
- Einlaß im Club: Frauen und SF [German] (2001) with James Gunn
- Entropie und Weltanschauung [German] (1993) with James Gunn
- Entropy and the World View (1982)
- Entropy and the World View (1982) with James Gunn
- Escape Reading (1982)
- Escape Reading (1982) with James Gunn
- Esperienza ed esperimento: La battaglia per la conoscenza [Italian] (1988) with James Gunn
- Estranging the Everyday (1982)
- Estranging the Everyday (1982) with James Gunn
- Etwas völlig Neues [German] (1991) with James Gunn
- Evolution's Shore: Ian McDonald (2013) with James Gunn
- Exotic Parables (1982)
- Exotic Parables (1982) with James Gunn
- Expanding the Vision (1977)
- Expanding the Vision (1977) with James Gunn
- Experience, Experiment, and the Battle for Men's Minds (1977)
- Experience, Experiment, and the Battle for Men's Minds (1977) with James Gunn
- Experiment in Denmark (1998)
- Experiment in Denmark (1998) with James Gunn
- Experiment, Erfahrung und das Ringen um dern menschlichen Geist [German] (1990) with James Gunn
- Exploring Worlds Known and Unknown (1998)
- Exploring Worlds Known and Unknown (1998) with James Gunn
- Fables for Our Times (1998)
- Fables for Our Times (1998) with James Gunn
- Falling Free: Lois McMaster Bujold (2013) with James Gunn
- Fantastic Sweden (1998)
- Fantastic Sweden (1998) with James Gunn
- Farmerwelt: Philip José Farmer (* 1918) [German] (1989) with James Gunn
- Farmerworld (1979)
- Farmerworld (1979) with James Gunn
- Fiction and Science (1982)
- Fiction and Science (1982) with James Gunn
- Fifty Amazing, Astounding, Wonderful Years (1992)
- Fifty Amazing, Astounding, Wonderful Years (1992) with James Gunn
- Fin de Siècle (1998)
- Fin de Siècle (1998) with James Gunn
- Fin de Siècle [German] (2000) with James Gunn
- Flatland: Edwin A. Abbott (2013) with James Gunn
- Flowers for Algernon: Daniel Keyes (2013) with James Gunn
- Ford in seiner klapprigen Rostlaube [German] (1988) with James Gunn
- Ford's in His Flivver (1979)
- Ford's in His Flivver (1979) with James Gunn
- Foreword (Dragonsdawn) (1988)
- Foreword (Dragonsdawn) (1988) with James Gunn
- Foreword (The Cambridge Companion to Science Fiction) (2003)
- Foreword (The Cambridge Companion to Science Fiction) (2003) with James Gunn
- Foreword (Thunder and Roses) (1997) with James Gunn
- Foreword: The Dean Revisited (Murray Leinster: The Life and Works) (2011)
- Foreword: The Dean Revisited (Murray Leinster: The Life and Works) (2011) with James Gunn
- Form and Content (1982)
- Form and Content (1982) with James Gunn
- France (1998)
- France (1998) with James Gunn
- Fred and Me (2010)
- Fred and Me (2010) with James Gunn
- Fred and Me (2013)
- Fred and Me (2013) with James Gunn
- Fremdartige Geschöpfe und Reisen in ferne Länder [German] (1990) with James Gunn
- From the President (SFWA Bulletin, January 1972) (1972)
- From the President (SFWA Bulletin, January 1972) (1972) with James Gunn
- From the President (SFWA Bulletin, July 1972) (1972) with James Gunn
- From the President (SFWA Bulletin, March 1972) (1972)
- From the President (SFWA Bulletin, March 1972) (1972) with James Gunn
- From the President (The Bulletin of the Science Fiction Writers of America, July 1971) (1971)
- From the President (The Bulletin of the Science Fiction Writers of America, July 1972) (1972)
- From the President (The Bulletin of the Science Fiction Writers of America, November 1971) (1971)
- From the President (The Bulletin of the Science Fiction Writers of America, November 1971) (1971) with James Gunn
- From the President (The Bulletin of the Science Fiction Writers of America, September 1971) (1971)
- From the President (The Bulletin of the Science Fiction Writers of America, September 1971) (1971) with James Gunn
- From the President, July 15, 1971 (SFWA Bulleting, August 1971) (1971)
- From the President, July 15, 1971 (SFWA Bulleting, August 1971) (1971) with James Gunn
- From the Presidents (1975) with Poul Anderson and Jerry Pournelle and Robert Silverberg
- From the Presidents (1975) with Poul Anderson and James Gunn and Jerry Pournelle and Robert Silverberg
- From the Presidents (The Bulletin of the Science Fiction Writers of America, Spring 1985) (1985) with Poul Anderson and Gordon R. Dickson and Damon Knight and Alan E. Nourse and Frederik Pohl and Jerry Pournelle and Charles Sheffield and Robert Silverberg and Norman Spinrad and Jack Williamson
- From the Presidents (The Bulletin of the Science Fiction Writers of America, Spring 1985) (1985) with Poul Anderson and Gordon R. Dickson and James Gunn and Damon Knight and Alan E. Nourse and Frederik Pohl and Jerry Pournelle and Charles Sheffield and Robert Silverberg and Norman Spinrad and Jack Williamson
- From the Pulps to the Classroom (1976) with James Gunn
- From the Pulps to the Classroom: The Strange Journey of Science Fiction (1976)
- From the Pulps to the Classroom: The Strange Journey of Science Fiction (1981) with James Gunn
- From the Sublime to the Ridiculous: Immortality and The Immortal (1996)
- From the Sublime to the Ridiculous: Immortality and The Immortal (1996) with James Gunn
- From Western Trash to Japanese Origami (1998)
- From Western Trash to Japanese Origami (1998) with James Gunn
- Frömmigkeit aus alter Zeit [German] (1990) with James Gunn
- Fury: Henry Kuttner (2013) with James Gunn
- Future Forum (Future Life, June 1980) (1980) with Isidore Haiblum and James P. Hogan and Richard A. Lupoff and Larry Niven and Charles Sheffield and Joan D. Vinge and Roger Zelazny
- Future Forum (Future Life, June 1980) (1980) with Isidore Haiblum and James P. Hogan and Richard Lupoff and Larry Niven and Charles Sheffield and Joan Vinge and Roger Zelazny
- Gar elump war'n die Kuttners: Catherine L. Moore (1911 - 1985) Henry Kuttner (1914 - 1958) [German] (1989) with James Gunn
- Gather Darkness!: Fritz Leiber (2013) with James Gunn
- Geboren aus Geld und Geschick [German] (1992) with James Gunn
- Gene Wolfe (1984 Campbell Memorial Award Ceremony Introductory Speech) (1984)
- Gene Wolfe (1984 Campbell Memorial Award Ceremony Introductory Speech) (1984) with James Gunn
- Germany (1998)
- Germany (1998) with James Gunn
- Gift from the Stars (2013) with James Gunn
- Gormenghast: Mervyn Peake (unknown)
- Gormenghast: Mervyn Peake (2013) with James Gunn
- Gunn Chili (1996)
- Hard Science and Soft People (1979)
- Hard Science and Soft People (1979) with James Gunn
- Harry Altshuler: An Appreciation (1990)
- Harry Altshuler: An Appreciation (1990) with James Gunn
- Harry Potter as Schooldays Novel (2006)
- Harry Potter as Schooldays Novel (2006) with James Gunn
- Heart of Darkness (1997)
- Heart of Darkness (1997) with James Gunn
- Henry Kuttner, C. L. Moore, Lewis Padgett et al. (1976)
- Henry Kuttner, C. L. Moore, Lewis Padgett et al. (1976) with James Gunn
- Here There Be Tygers (1979)
- Here There Be Tygers (1979) with James Gunn
- Heroes, Heroines, Villains: The Characters in Science Fiction (1976)
- Heroes, Heroines, Villains: The Characters in Science Fiction (1976) with James Gunn
- History and Transcendence; From Inner Space to Exotic Parable (1982)
- History and Transcendence; From Inner Space to Exotic Parable (1982) with James Gunn
- Human Voices (2013) with James Gunn
- I Remember Damon (2004)
- I Remember Damon (2004) with James Gunn
- I Remember Jack (2007)
- I Remember Jack (2007) with James Gunn
- I Remember Ted (1985)
- I Remember Ted (1985) with James Gunn
- I, Asimov (1980)
- I, Asimov (1980) with James Gunn
- Il luogo ideale che non è nessun luogo [Italian] (1988) with James Gunn
- Il padre della fantascienza moderna [Italian] (1988) with James Gunn
- Il primo viaggio sulla Luna [Italian] (1988) with James Gunn
- Illegal Alien: Robert J. Sawyer (2013) with James Gunn
- Im Fahrwasser der Mainstream-Literatur [German] (2000) with James Gunn
- Images and Icons (1998)
- Images and Icons (1998) with James Gunn
- Imaginary Voyages in the Other Direction (1977)
- Imaginary Voyages in the Other Direction (1977) with James Gunn
- Immer und immer wieder [German] (1990) with James Gunn
- In Appreciation of Stanley Weinbaum (2009)
- In Appreciation of Stanley Weinbaum (2009) with James Gunn
- In Memboriam: Robert A. Heinlein (1907-1988) (1988) with Poul Anderson and C. J. Cherryh and George Alec Effinger and Joe Haldeman and Chad Oliver
- In Memboriam: Robert A. Heinlein (1907-1988) (1988) with Poul Anderson and C. J. Cherryh and George Alec Effinger and James Gunn and Joe Haldeman and Chad Oliver
- In weiter Ferne eine Insel oder Der Siegeszug des Abenteuerromans [German] (1988) with James Gunn
- India (1998)
- India (1998) with James Gunn
- Inferiority: The Complex Problem (1982)
- Inferiority: The Complex Problem (1982) with James Gunn
- Ingathering: the Complete People Stories of Zena Henderson (1995)
- Inner Concerns in Outer Space (1982)
- Inner Concerns in Outer Space (1982) with James Gunn
- Inner Concerns in Outer Space; The Real and The Surreal (1982)
- Inner Concerns in Outer Space; The Real and The Surreal (1982) with James Gunn
- Introduction (2001: A Space Odyssey) (1986)
- Introduction (2001: A Space Odyssey) (1986) with James Gunn
- Introduction (A Call to Arms) (1991)
- Introduction (A Call to Arms) (1991) with James Gunn
- Introduction (A Canticle for Leibowitz) (1994)
- Introduction (A Canticle for Leibowitz) (1994) with James Gunn
- Introduction (A Fire Upon the Deep) (1992)
- Introduction (A Fire Upon the Deep) (1992) with James Gunn
- Introduction (A Maze of Stars) (1991)
- Introduction (A Maze of Stars) (1991) with James Gunn
- Introduction (A Night in the Lonesome October) (1993)
- Introduction (A Night in the Lonesome October) (1993) with James Gunn
- Introduction (A Plague of Angels) (1993)
- Introduction (A Plague of Angels) (1993) with James Gunn
- Introduction (All the Bells on Earth) (1996)
- Introduction (All the Bells on Earth) (1996) with James Gunn
- Introduction (Ancient Shores) (1996)
- Introduction (Ancient Shores) (1996) with James Gunn
- Introduction (Around the Moon) (1988)
- Introduction (Around the Moon) (1988) with James Gunn
- Introduction (Around the World) (1998)
- Introduction (Around the World) (1998) with James Gunn
- Introduction (Barrayar) (1991)
- Introduction (Barrayar) (1991) with James Gunn
- Introduction (Beggars in Spain) (1993)
- Introduction (Beggars in Spain) (1993) with James Gunn
- Introduction (Blood Music) (1990)
- Introduction (Blood Music) (1990) with James Gunn
- Introduction (Blue Mars) (1996)
- Introduction (Blue Mars) (1996) with James Gunn
- Introduction (Borders of Infinity) (1989)
- Introduction (Borders of Infinity) (1989) with James Gunn
- Introduction (Breaking Point) (1972)
- Introduction (Breaking Point) (1972) with James Gunn
- Introduction (Brightness Reef) (1995)
- Introduction (Brightness Reef) (1995) with James Gunn
- Introduction (Brother to Dragons) (1993)
- Introduction (Brother to Dragons) (1993) with James Gunn
- Introduction (Brother to Shadows) (1994)
- Introduction (Brother to Shadows) (1994) with James Gunn
- Introduction (Brothers) (1996)
- Introduction (Brothers) (1996) with James Gunn
- Introduction (Brute Orbits) (2000)
- Introduction (Brute Orbits) (2000) with James Gunn
- Introduction (Buddy Holly is Alive and Well on Ganymede) (1992)
- Introduction (Buddy Holly is Alive and Well on Ganymede) (1992) with James Gunn
- Introduction (Buying Time) (1989)
- Introduction (Buying Time) (1989) with James Gunn
- Introduction (Cetaganda) (1996)
- Introduction (Cetaganda) (1996) with James Gunn
- Introduction (Chemistry and Science Fiction) (1998)
- Introduction (Chemistry and Science Fiction) (1998) with James Gunn
- Introduction (Chernevog) (1990)
- Introduction (Chernevog) (1990) with James Gunn
- Introduction (Climbing Olympus) (1995)
- Introduction (Climbing Olympus) (1995) with James Gunn
- Introduction (Cloud's Rider) (1996)
- Introduction (Cloud's Rider) (1996) with James Gunn
- Introduction (Cosm) (1998)
- Introduction (Cosm) (1998) with James Gunn
- Introduction (Daughter of Elysium) (1993)
- Introduction (Daughter of Elysium) (1993) with James Gunn
- Introduction (Destiny's Road) (1997)
- Introduction (Destiny's Road) (1997) with James Gunn
- Introduction (Divergence) (1991)
- Introduction (Divergence) (1991) with James Gunn
- Introduction (Donnerjack) (1997)
- Introduction (Donnerjack) (1997) with James Gunn
- Introduction (Dracula Unbound) (1991)
- Introduction (Dracula Unbound) (1991) with James Gunn
- Introduction (Dragonseye) (1996)
- Introduction (Dragonseye) (1996) with James Gunn
- Introduction (Dreamfall) (1996)
- Introduction (Dreamfall) (1996) with James Gunn
- Introduction (Dydeetown World) (1989)
- Introduction (Dydeetown World) (1989) with James Gunn
- Introduction (Earthgrip) (1992)
- Introduction (Earthgrip) (1992) with James Gunn
- Introduction (Elvissey) (1993)
- Introduction (Elvissey) (1993) with James Gunn
- Introduction (Escape from Kathmandu) (1989)
- Introduction (Escape from Kathmandu) (1990) with James Gunn
- Introduction (Eternity Road) (1997)
- Introduction (Eternity Road) (1997) with James Gunn
- Introduction (Evolution's Shore) (1996)
- Introduction (Evolution's Shore) (1996) with James Gunn
- Introduction (Fallen Angels) (1991)
- Introduction (Fallen Angels) (1991) with James Gunn
- Introduction (Falling Free) (2001)
- Introduction (Falling Free) (2001) with James Gunn
- Introduction (Fantastic Stories: Tales of the Weird & Wondrous) (1987)
- Introduction (Flying to Valhalla) (1993)
- Introduction (Flying to Valhalla) (1993) with James Gunn
- Introduction (Foundation and Chaos) (1998)
- Introduction (Foundation and Chaos) (1998) with James Gunn
- Introduction (Foundation's Fear) (1997)
- Introduction (Foundation's Fear) (1997) with James Gunn
- Introduction (Four Ways to Forgiveness) (1995)
- Introduction (Four Ways to Forgiveness) (1995) with James Gunn
- Introduction (From Gilgamesh to Wells) (1977) with James Gunn
- Introduction (From Heinlein to Here) (1979) with James Gunn
- Introduction (From Here to Forever) (1982)
- Introduction (From Here to Forever) (1982) with James Gunn
- Introduction (From Wells to Heinlein) (1979)
- Introduction (From Wells to Heinlein) (1979) with James Gunn
- Introduction (Furious Gulf) (1994)
- Introduction (Furious Gulf) (1994) with James Gunn
- Introduction (Fury) (1990)
- Introduction (Fury) (1990) with James Gunn
- Introduction (George Orwell's 1984) (1992)
- Introduction (George Orwell's 1984) (1992) with James Gunn
- Introduction (Glory Season) (1993)
- Introduction (Glory Season) (1993) with James Gunn
- Introduction (Growing Up Weightless) (1994)
- Introduction (Growing Up Weightless) (1994) with James Gunn
- Introduction (Heaven's Reach) (1998)
- Introduction (Heaven's Reach) (1998) with James Gunn
- Introduction (Heavy Time) (1991)
- Introduction (Heavy Time) (1991) with James Gunn
- Introduction (Heavy Weather) (1994)
- Introduction (Heavy Weather) (1994) with James Gunn
- Introduction (Holy Fire) (1996)
- Introduction (Holy Fire) (1996) with James Gunn
- Introduction (Homegoing) (1989)
- Introduction (Homegoing) (1989) with James Gunn
- Introduction (Hot Sky at Midnight) (1994)
- Introduction (Hot Sky at Midnight) (1994) with James Gunn
- Introduction (Human Voices) (2002)
- Introduction (Human Voices) (2002) with James Gunn
- Introduction (Illegal Alien) (1997)
- Introduction (Illegal Alien) (1997) with James Gunn
- Introduction (Index to Stories in Thematic Anthologies of Science Fiction) (1978)
- Introduction (Index to Stories in Thematic Anthologies of Science Fiction) (1978) with James Gunn
- Introduction (Inside Science Fiction) (1992)
- Introduction (Inside Science Fiction) (1992) with James Gunn
- Introduction (Islands in the Net) (1994)
- Introduction (Islands in the Net) (1994) with James Gunn
- Introduction (Jack the Bodiless) (1992)
- Introduction (Jack the Bodiless) (1992) with James Gunn
- Introduction (Kingdoms of the Wall) (1993)
- Introduction (Kingdoms of the Wall) (1993) with James Gunn
- Introduction (Lifehouse) (1997)
- Introduction (Lifehouse) (1997) with James Gunn
- Introduction (Love & Sleep) (1994)
- Introduction (Love & Sleep) (1994) with James Gunn
- Introduction (Martian Rainbow) (1991)
- Introduction (Martian Rainbow) (1991) with James Gunn
- Introduction (Matter's End) (1995)
- Introduction (Matter's End) (1995) with James Gunn
- Introduction (Mazeway) (1990)
- Introduction (Mazeway) (1990) with James Gunn
- Introduction (Metropolitan) (1995)
- Introduction (Metropolitan) (1995) with James Gunn
- Introduction (Mirror Dance) (1994)
- Introduction (Mirror Dance) (1994) with James Gunn
- Introduction (Moonrise) (1997)
- Introduction (Moonrise) (1997) with James Gunn
- Introduction (Mostly Harmless) (1992)
- Introduction (Mostly Harmless) (1992) with James Gunn
- Introduction (Nebula Award Stories 10) (1975)
- Introduction (Nebula Award Stories 10) (1975) with James Gunn
- Introduction (Once a Hero) (1997)
- Introduction (Once a Hero) (1997) with James Gunn
- Introduction (Out of the Silent Planet) (1994)
- Introduction (Pacific Edge) (1990)
- Introduction (Pacific Edge) (1990) with James Gunn
- Introduction (Pegasus in Flight) (1991)
- Introduction (Pegasus in Flight) (1991) with James Gunn
- Introduction (Prelude to Foundation) (1988)
- Introduction (Purgatory) (1993)
- Introduction (Purgatory) (1993) with James Gunn
- Introduction (Queen of Angels) (1990)
- Introduction (Queen of Angels) (1990) with James Gunn
- Introduction (Red Mars) (1992)
- Introduction (Red Mars) (1992) with James Gunn
- Introduction (Rider at the Gate) (1995)
- Introduction (Rider at the Gate) (1995) with James Gunn
- Introduction (Rogue Queen) (1996)
- Introduction (Rogue Queen) (1996) with James Gunn
- Introduction (Rusalka) (1989)
- Introduction (Rusalka) (1989) with James Gunn
- Introduction (Sailing Bright Eternity) (1995)
- Introduction (Sailing Bright Eternity) (1995) with James Gunn
- Introduction (Second Contact) (1990)
- Introduction (Second Contact) (1990) with James Gunn
- Introduction (Shadow's End) (1995)
- Introduction (Shadow's End) (1995) with James Gunn
- Introduction (Some Dreams Are Nightmares) (1974)
- Introduction (Some Dreams Are Nightmares) (2020) with James Gunn
- Introduction (Somewhere East of Life) (1994)
- Introduction (Somewhere East of Life) (1994) with James Gunn
- Introduction (Speaker for the Dead) (1990)
- Introduction (Speaker for the Dead) (1990) with James Gunn
- Introduction (Starborne) (1996)
- Introduction (Starborne) (1996) with James Gunn
- Introduction (Starfarers) (1989)
- Introduction (Starmind) (1995)
- Introduction (Starmind) (1995) with James Gunn
- Introduction (Starseed) (1992)
- Introduction (Starseed) (1992) with James Gunn
- Introduction (Stations of the Tide) (1991)
- Introduction (Stations of the Tide) (1991) with James Gunn
- Introduction (Steel Beach) (1992)
- Introduction (Steel Beach) (1992) with James Gunn
- Introduction (Stranger in a Strange Land) (1989)
- Introduction (Stranger in a Strange Land) (1989) with James Gunn
- Introduction (Stranger Suns) (1991)
- Introduction (Stranger Suns) (1991) with James Gunn
- Introduction (Terminal Café) (1995)
- Introduction (Terminal Café) (1995) with James Gunn
- Introduction (The Boat of a Million Years) (1990)
- Introduction (The Boat of a Million Years) (1990) with James Gunn
- Introduction (The British Way) (1998) with James Gunn
- Introduction (The Chronicles of Pern: First Fall) (1994)
- Introduction (The Chronicles of Pern: First Fall) (1994) with James Gunn
- Introduction (The Day the Martians Came) (1988)
- Introduction (The Day the Martians Came) (1988) with James Gunn
- Introduction (The Dead Zone) (1993)
- Introduction (The Dead Zone) (1993) with James Gunn
- Introduction (The Edge of Human) (1995)
- Introduction (The Edge of Human) (1995) with James Gunn
- Introduction (The End of the Dreams) (1975)
- Introduction (The End of the Dreams) (1975) with James Gunn
- Introduction (The Engines of God) (1994)
- Introduction (The Engines of God) (1994) with James Gunn
- Introduction (The Exile Kiss) (1991)
- Introduction (The Exile Kiss) (1991) with James Gunn
- Introduction (The Foundation Trilogy) (1988)
- Introduction (The Gateway Trip: Tales and Vignettes of the Heechee) (1991)
- Introduction (The Gateway Trip: Tales and Vignettes of the Heechee) (1991) with James Gunn
- Introduction (The Gods Themselves) (1986)
- Introduction (The Gods Themselves) (1986) with James Gunn
- Introduction (The Honorable Barbarian) (1989)
- Introduction (The Honorable Barbarian) (1989) with James Gunn
- Introduction (The Iron Dragon's Daughter) (1994)
- Introduction (The Iron Dragon's Daughter) (1994) with James Gunn
- Introduction (The John W. Campbell Letters with Isaac Asimov and A. E. van Vogt, Volume 2) (1993)
- Introduction (The John W. Campbell Letters with Isaac Asimov and A. E. van Vogt, Volume 2) (1993) with James Gunn
- Introduction (The Killing Star) (1995)
- Introduction (The Killing Star) (1995) with James Gunn
- Introduction (The Last Legends of Earth) (1989)
- Introduction (The Last Legends of Earth) (1989) with James Gunn
- Introduction (The Memory Cathedral) (1996)
- Introduction (The Memory Cathedral) (1996) with James Gunn
- Introduction (The Moon Pool) (1994)
- Introduction (The Moon Pool) (1994) with James Gunn
- Introduction (The Mountains of Majipoor) (1995)
- Introduction (The Mountains of Majipoor) (1995) with James Gunn
- Introduction (The Paper Grail) (1991)
- Introduction (The Paper Grail) (1991) with James Gunn
- Introduction (The Postman) (1993)
- Introduction (The Postman) (1993) with James Gunn
- Introduction (The Puppet Masters) (1979)
- Introduction (The Puppet Masters) (1979) with James Gunn
- Introduction (The Rise of Endymion) (1997)
- Introduction (The Rise of Endymion) (1997) with James Gunn
- Introduction (The Road to Science Fiction #1) (1977)
- Introduction (The Road to Science Fiction #1) (1977) with James Gunn
- Introduction (The Road to Science Fiction Volume 5: The British Way) (1998)
- Introduction (The Summer Queen) (1992)
- Introduction (The Summer Queen) (1992) with James Gunn
- Introduction (The Terminal Experiment) (2001) with James Gunn
- Introduction (The Terminal Experiment) (2002)
- Introduction (The Time Machine) (1986) with James Gunn
- Introduction (The Time Machine) (2001)
- Introduction (The Trikon Deception) (1992)
- Introduction (The Trikon Deception) (1992) with James Gunn
- Introduction (The Unpublished Gunn Part One) (1992)
- Introduction (The Unpublished Gunn Part One) (1992) with James Gunn
- Introduction (The Unpublished Gunn Part Two) (1996)
- Introduction (The Unpublished Gunn Part Two) (1996) with James Gunn
- Introduction (The Vor Game) (1990)
- Introduction (The Vor Game) (1990) with James Gunn
- Introduction (The War of the Worlds) (1987)
- Introduction (The War of the Worlds) (1987) with James Gunn
- Introduction (The Witching Hour) (2020)
- Introduction (The Witching Hour) (2020) with James Gunn
-
Introduction (The World of Ā)?Introduction (The World of A)(1988)
-
Introduction (The World of Ā)?Introduction (The World of A)(1988) with James Gunn
Introduction (The World of Null-A) - Introduction (This is the Way the World Ends) (1992)
- Introduction (This is the Way the World Ends) (1992) with James Gunn
- Introduction (Tiger! Tiger!) (1984)
- Introduction (To the Land of the Living) (1990)
- Introduction (To the Land of the Living) (1990) with James Gunn
- Introduction (Tomorrow and Tomorrow) (1997)
- Introduction (Tomorrow and Tomorrow) (1997) with James Gunn
- Introduction (Towing Jehovah) (1994)
- Introduction (Towing Jehovah) (1994) with James Gunn
- Introduction (Transition) (1991)
- Introduction (Transition) (1991) with James Gunn
- Introduction (Virtual Death) (1995)
- Introduction (Virtual Death) (1995) with James Gunn
- Introduction (Voyagers III: Star Brothers) (1990)
- Introduction (Voyagers III: Star Brothers) (1990) with James Gunn
- Introduction (What Mad Universe) (1986)
- Introduction (What Mad Universe) (1986) with James Gunn
- Introduction (When Gravity Fails) (1993)
- Introduction (When Gravity Fails) (1993) with James Gunn
- Introduction (Wizards' Worlds) (1989)
- Introduction (Wizards' Worlds) (1989) with James Gunn
- Introduction (Wolf and Iron) (1990)
- Introduction (Wolf and Iron) (1990) with James Gunn
- Introduction to the First Edition (Prelude to Foundation) (1988) with James Gunn
- Introduction: Private Lives (2017)
- Introduction: Private Lives (2017) with James Gunn
- Introduction: Science Fiction in the Eighties (1982)
- Introduction: Science Fiction in the Eighties (1982) with James Gunn
- Introduction: Space Opera and the Quest for Transcendence (2020) with James Gunn
- Introduction: The Goobers (1998)
- Introduction: The Goobers (1998) with James Gunn
- Introduction: The Strange Journey (1995)
- Introduction: The Strange Journey (1995) with James Gunn
- Introduzione (Le vie della fantascienza) [Italian] (1988) with James Gunn
- Isaac Asimov Appreciation (1992)
- Isaac Asimov Appreciation (1992) with James Gunn
- Island in the Sky, or Romance Triumphant (1979)
- Island in the Sky, or Romance Triumphant (1979) with James Gunn
- Islands in the Net: Bruce Sterling (2013) with James Gunn
- Issues and Controversies (1979)
- Issues and Controversies (1979) with James Gunn
- Italy (1998)
- Italy (1998) with James Gunn
- Japan (1998)
- Japan (1998) with James Gunn
- Jem: Frederik Pohl (2013) with James Gunn
- Jetzt komme ich: Isaac Asimov (* 1920) [German] (1989) with James Gunn
- Kampus (2013) with James Gunn
- Kvazari [Serbian] (1979)
- Kvazari [Serbian] (1979) with Džems Gan
- L'età della ragione e la voce del dissenso [Italian] (1988) with James Gunn
- La nuova concezione del cosmo e un altro viaggio sulla Luna [Italian] (1988) with James Gunn
- La nuova frontiera [Italian] (1988) with James Gunn
- La scienza come simbolo [Italian] (1988) with James Gunn
- La visione si espande [Italian] (1988) with James Gunn
- Land mit magnetischer Kraft: Amerika [German] (2000) with James Gunn
- Lecturing Through Europe (1986)
- Lecturing Through Europe (1986) with James Gunn
- Lektüre zur guten Unterhaltung [German] (1993) with James Gunn
- Letter (Analog, June 2000) (2000)
- Letter (Analog, June 2000) (2000) with James Gunn
- Letter (Foundation #13) (1978)
- Letter (Foundation #13) (1978) with James Gunn
- Letter (Locus #201) (1977)
- Letter (Locus #201) (1977) with Jim Gunn
- Letter (Locus #273) (1983)
- Letter (Locus #273) (1983) with James Gunn
- Letter (Locus #387) (1993)
- Letter (Locus #387) (1993) with James Gunn
- Letter (Locus #392) (1993)
- Letter (Locus #392) (1993) with James Gunn
- Letter (Locus #410) (1995)
- Letter (Locus #410) (1995) with James Gunn
- Letter (NYRSF, February 1995) (1995)
- Letter (NYRSF, February 2008) (2008)
- Letter (NYRSF, February 2008) (2008) with Jim Gunn
- Letter (Relapse, #19, Spring 2011) (2011)
- Letter (Relapse, Spring 2013) (2013)
- Letter (Riverside Quarterly, August 1969) (1969)
- Letter (Riverside Quarterly, August 1969) (1969) with James Gunn
- Letter (Science Fiction Chronicle #163) (1993) with James Gunn
- Letter (Science Fiction Chronicle, June 1993) (1993)
- Letter (The Alien Critic #8) (1974)
- Letter (The Alien Critic #8) (1974) with James Gunn
- Letter (The Diversifier #17) (1976)
- Letter (The Diversifier #17) (1976) with James Gunn
- Letter: On "Fix-Ups" (1984)
- Letter: On "Fix-Ups" (1984) with James Gunn
- Libraries in Science Fiction (2006)
- Libraries in Science Fiction (2006) with James Gunn
- Lifehouse: Spider Robinson (2013) with James Gunn
- Literarisches gefällig? [German] (1990) with James Gunn
- Little, Big: John Crowley (1997)
- Little, Big: John Crowley (2013) with James Gunn
- Loading the Canon (2017)
- Loading the Canon (2017) with James Gunn
- Looking Backward at 2001 (1992)
- Looking Backward at 2001 (1992) with James Gunn
- Looking Outward (1998)
- Looking Outward (1998) with James Gunn
- Lord Valentine's Castle: Robert Silverberg (1997)
- Lord Valentine's Castle: Robert Silverberg (2013) with James Gunn
- Lost Civilizations and Ancient Knowledge (1977)
- Lost Civilizations and Ancient Knowledge (1977) with James Gunn
- Magician: Raymond E. Feist (2013)
- Magician: Raymond E. Feist (2013) with James Gunn
- Magie der Worte [German] (1992) with James Gunn
- Masterpieces and Me (2013)
- Masterpieces and Me (2013) with James Gunn
- Medical Report (1998)
- Medical Report (1998) with James Gunn
- Mehr als Science Fiction: Theodore Sturgeon (1918 - 1985) [German] (1989) with James Gunn
- Mehr Dinge zwischen Himmel und Erde [German] (1988) with James Gunn
- Mehr Dinge zwischen Himmel und Erde ... [German] (2000) with James Gunn
- Metaphern blicken auf [German] (2001) with James Gunn
- Meteore und andere kosmische Gebilde [German] (2000) with James Gunn
- Meteors and Other Stars (1998)
- Meteors and Other Stars (1998) with James Gunn
- Mimsy Were the Kuttners (1979)
- Mimsy Were the Kuttners (1979) with James Gunn
- Minderwertigkeit - eine Frage des Charakters [German] (1992) with James Gunn
- Miracles in Colombia (1998)
- Miracles in Colombia (1998) with James Gunn
- Mission of Levity (1979)
- Mission of Levity (1979) with James Gunn
- Mit spitzer Feder [German] (1990) with James Gunn
- Moonrise: Ben Bova (2013) with James Gunn
- More Than SF (1979)
- More Than SF (1979) with James Gunn
- More Things in Heaven and Earth (1998)
- More Things in Heaven and Earth (1998) with James Gunn
- More Things in Heaven and Earth [2] (1998)
- More Things in Heaven and Earth [2] (1998) with James Gunn
- More Things Under Heaven and Earth (1979)
- More Things Under Heaven and Earth (1979) with James Gunn
- Mythago Wood: Robert Holdstock (2013) with James Gunn
- Märchenhafte Wissenschaft [German] (1988) with James Gunn
- Neue Magazine, neue Leser, neue Autoren [German] (1989) with James Gunn
- New Magazines, New Readers, New Writers (1977)
- New Magazines, New Readers, New Writers (1977) with James Gunn
- New Maps and Old Waves (1998)
- New Maps and Old Waves (1998) with James Gunn
- New Maps — Old Wave: ein neuer Höllenplan? [German] (2001) with James Gunn
- New Worlds, New Waves und freie Entscheidungen [German] (2001) with James Gunn
- New Worlds, New Waves, New Options (1998)
- New Worlds, New Waves, New Options (1998) with James Gunn
- Nine Princes in Amber: Roger Zelazny (2013) with James Gunn
- Nuova scienza e vecchia religione [Italian] (1988) with James Gunn
- Nuovi periodici, nuovi lettori, nuovi scrittori [Italian] (1988) with James Gunn
- Of Men, and Women, and Society (1982)
- Of Men, and Women, and Society (1982) with James Gunn
- Of Novas and Other Stars (1982)
- Of Novas and Other Stars (1982) with James Gunn
- On Style (1973)
- On the Foundations of Science Fiction (1980)
- On the Foundations of Science Fiction (1980) with James Gunn
- On the Road to Science Fiction: From Heinlein to Here (1979)
- On the Road to Science Fiction: From Heinlein to Here (1979) with James Gunn
- On the Road to Science Fiction: From Wells to Heinlein (1979)
- On the Tinsel Screen: Science Fiction & the Movies (1980)
- On the Tinsel Screen: Science Fiction & the Movies (1980) with James Gunn
- On Variations on a Robot (1980)
- On Variations on a Robot (1980) with James Gunn
- Out of the Knight (1979)
- Out of the Knight (1979) with James Gunn
- Out of the Knight [German] (1991) with James Gunn
- Out of the Silent Planet: C. S. Lewis (2013) with James Gunn
- Outer Space und der Weg nach innen [German] (1992) with James Gunn
- Pedestrian Words, Soaring Concepts (1979)
- Pedestrian Words, Soaring Concepts (1979) with James Gunn
- Pendolari della Luna [Italian] (1988) with James Gunn
- Phantastische Reise in die Gegenrichtung [German] (1990) with James Gunn
- Philip Klass (William Tenn): Child's Play (2003)
- Philip Klass (William Tenn): Child's Play (2003) with James Gunn
- Polishing the Robots (1984)
- Polishing the Robots (1984) with James Gunn
- Political Writing (1998)
- Political Writing (1998) with James Gunn
- Poul Anderson (2001)
- Poul Anderson (2001) with James Gunn
- Preface (A Clockwork Orange) (1994)
- Preface (A Clockwork Orange) (1994) with James Gunn
- Preface (A Fisherman of the Inland Sea) (1995)
- Preface (A Fisherman of the Inland Sea) (1995) with James Gunn
- Preface (Alternate Worlds: The Illustrated History of Science Fiction) (1975)
- Preface (Alternate Worlds: The Illustrated History of Science Fiction) (1975) with James Gunn
- Preface (Around the World) (1998)
- Preface (Around the World) (1998) with James Gunn
- Preface (Beachhead) (1992)
- Preface (Beachhead) (1992) with James Gunn
- Preface (Crisis!) (2012)
- Preface (Gift from the Stars) (2005)
- Preface (Gift from the Stars) (2005) with James Gunn
- Preface (Kampus) (unknown)
- Preface (Kampus) (2020) with James Gunn
- Preface (Maps in a Mirror: The Short Fiction of Orson Scott Card) (1990)
- Preface (Maps in a Mirror: The Short Fiction of Orson Scott Card) (1990) with James Gunn
- Preface (Paratexts) (2013)
- Preface (Paratexts) (2013) with James Gunn
- Preface (Star Bridge) (unknown)
- Preface (Station in Space) (unknown)
- Preface (Station in Space) (2020) with James Gunn
- Preface (The British Way) (1998) with James Gunn
- Preface (The Burning) (unknown)
- Preface (The Burning) (2020) with James Gunn
- Preface (The Dreamers) (unknown)
- Preface (The Dreamers) (2020) with James Gunn
- Preface (The Immortals) (2004)
- Preface (The Immortals) (2004) with James Gunn
- Preface (The Joy Makers) (unknown)
- Preface (The Joy Makers) (2020) with James Gunn
- Preface (The Listeners) (2012)
- Preface (The Listeners) (2012) with James Gunn
- Preface (The Listeners) (2017) (2017)
- Preface (The Listeners) (2017) (2017) with James Gunn
- Preface (The Magicians) (unknown)
- Preface (The Magicians) (2020) with James Gunn
- Preface (The Road to Science Fiction Volume 5: The British Way) (1998)
- Prefatory Note (The Gothic Imagination: Conversations on Fantasy, Horror, and Science Fiction in the Media) (2011)
- Prefatory Note (The Gothic Imagination: Conversations on Fantasy, Horror, and Science Fiction in the Media) (2011) with James Gunn
- Prefazione (Gli immortali) [Italian] (2006)
- Prefazione (Un Regalo Dalle Stelle) [Italian] (2010)
- Prefazione (Un Regalo Dalle Stelle) [Italian] (2010) with James Gunn
- Presentazione (Barrayar) [Italian] (1993)
- Presentazione (Il gioco dei Vor) [Italian] (1992)
- Presentazione (Jack dai mille volti) [Italian] (1994)
- Presentazione (Universo incostante) [Italian] (1993)
- Przedmowa (Od dzisiaj do wiecznosci) [Polish] (1988)
- Putting It All Together (1998)
- Putting It All Together (1998) with James Gunn
- Quest for the Right Stuff (1998)
- Quest for the Right Stuff (1998) with James Gunn
- Radical Sensibility (1982)
- Radical Sensibility (1982) with James Gunn
- Read On! Read On! (2010)
- Read On! Read On! (2010) with James Gunn
- Read This (NYRSF, October 1988) (1988)
- Read This (NYRSF, October 1988) (1988) with James Gunn
- Reading Science Fiction as Science Fiction (2009)
- Reading Science Fiction as Science Fiction (2009) with James Gunn
- Recalling the Past; or, Welcome to 1952 (1984) with James Gunn
- Recognizing "The Right Stuff" (1986)
- Recognizing "The Right Stuff" (1986) with James Gunn
- Reisen zum Mond und zur Sonne [German] (1990) with James Gunn
- Religion and Science Fiction (2021)
- Religion and Science Fiction (2021) with James Gunn
- Remembrances (Dune) (1987)
- Remembrances (Dune) (1987) with James Gunn
- Response to "The New Generation Gap" (1989)
- Response to "The New Generation Gap" (1989) with James Gunn
- Review of "Writer's Market '73"l from Writer's Digest (1973)
- Review of "Writer's Market '74" from Writer's Digest (1974)
- Robert Heinlein: In Memoriam (1988)
- Robert Heinlein: In Memoriam (1988) with James Gunn
- Russia (1998)
- Russia (1998) with James Gunn
- Scalpel of Wit (1979)
- Scalpel of Wit (1979) with James Gunn
- Scandinavia and Finland (1998)
- Scandinavia and Finland (1998) with James Gunn
- Sci-Fi and Science Fiction (2017)
- Sci-Fi and Science Fiction (2017) with James Gunn
- Science & Fiction: Fiction & Science (1982)
- Science & Fiction: Fiction & Science (1982) with James Gunn
- Science and Fiction (1982)
- Science and Fiction (1982) with James Gunn
- Science and Literature: When Worlds Collide (1977)
- Science and Literature: When Worlds Collide (1977) with James Gunn
- Science as Symbol (1977)
- Science as Symbol (1977) with James Gunn
- Science Fiction (1992)
- Science Fiction (1992) with James Gunn
- Science Fiction als Gleichnis [German] (1991) with James Gunn
- Science Fiction als Hohe Kunst betrachtet [German] (1991) with James Gunn
- Science Fiction and Philosophy (2009)
- Science Fiction and Philosophy (2009) with James Gunn
- Science Fiction and the Future (1978)
- Science Fiction and the Future (1978) with James Gunn
- Science Fiction and the Mainstream (1974)
- Science Fiction and the Mainstream (1974) with James Gunn
- Science Fiction Around the World (1998)
- Science Fiction Around the World (1998) with James Gunn
- Science Fiction around the World (2010)
- Science Fiction around the World (2010) with James Gunn
- Science Fiction as Literature (1992) with James Gunn
- Science Fiction as Simile (1979)
- Science Fiction as Simile (1979) with James Gunn
- Science Fiction Considers the Post-Human (2019)
- Science Fiction Considers the Post-Human (2019) with James Gunn
- Science Fiction Imagines the Digital Future (2011)
- Science Fiction Imagines the Digital Future (2011) with James Gunn
- Science Fiction in the Nineties (1992)
- Science Fiction in the Nineties (1992) with James Gunn
- Science Fiction in the Second Millennium (2005)
- Science Fiction in the Second Millennium (2006) with James Gunn
- Science Fiction Scholarship Revisited (1994)
- Science Fiction Scholarship Revisited (1994) with James Gunn
- Science Fiction, Aliens, and Alienation (1982)
- Science Fiction, Aliens, and Alienation (1982) with James Gunn
- Science Fiction: The Literature of Science Fiction (1971)
- Science Fiction: The Shape of the Present (1975)
- Science Fiction: The Shape of the Present (1975) with James Gunn
- Science: The New Accelerator (1979)
- Science: The New Accelerator (1979) with James Gunn
- Scienza e letteratura: Quando i mondi si scontrano [Italian] (1988) with James Gunn
- Sex and Fantasy (1998)
- Sex and Fantasy (1998) with James Gunn
- Sex und Fantasy [German] (2001) with James Gunn
- SF Ambassadors Around the World: Eastern Europe (1983)
- SF Ambassadors Around the World: Eastern Europe (1983) with James Gunn
- SF in Switzerland (Locus #372) (1992)
- SF in Switzerland (Locus #372) (1992) with James Gunn
- SF in the Classroom: III. Science Fiction Readership on Campus (1974) with Barry Baddock
- SF in the Classroom: III. Science Fiction Readership on Campus (1974) with Barry Baddock and James Gunn
- SF the British Way (1993)
- Shapechangers and Fearmongers (1978)
- Shapechangers and Fearmongers (1978) with James Gunn
- Some Dreams Are Nightmares (2013) with James Gunn
- Son of Foundation (1983)
- Son of Foundation (1983) with James Gunn
- Space Opera and the Quest for Transcendence (2018)
- Space Opera and the Quest for Transcendence (2018) with James Gunn
- Space Opera Revisited (2007)
- Spain and Latin America (1998)
- Spain and Latin America (1998) with James Gunn
- Speaker for the Dead: Orson Scott Card (2013) with James Gunn
- Speculations on Speculative Fiction (1982)
- Speculations on Speculative Fiction (1982) with James Gunn
- Spekulationen über 'Speculative Fiction' [German] (1993) with James Gunn
- Spreading the Word in the Far East: Lecturing About SF in Tokyo, Taipei, and Singapore for the USIA, June 14-29, 1990 (1991)
- Spreading the Word in the Far East: Lecturing About SF in Tokyo, Taipei, and Singapore for the USIA, June 14-29, 1990 (1991) with James Gunn
- Stand on Metaphor (1998)
- Stand on Metaphor (1998) with James Gunn
- Star Bridge (2013) with James Gunn
- Station in Space (2013) with James Gunn
- Strane creature in paesi lontani [Italian] (1988) with James Gunn
- Strange Creatures and Far Traveling (1977)
- Strange Creatures and Far Traveling (1977) with James Gunn
- Stranger In a Strange Land: Robert A. Heinlein (2013) with James Gunn
- Strittige Fragen und hitzige Debatten [German] (1991) with James Gunn
- Suggerimenti per una biblioteca di fantascienza [Italian] (1988) with James Gunn
- Surprising Realms and Forbidden Kingdoms (1998)
- Surprising Realms and Forbidden Kingdoms (1998) with James Gunn
- Surviving the Future (1979)
- Surviving the Future (1979) with James Gunn
- Szene: Science Fiction & Fantasy Book Review [German] (1982)
- Teaching Science Fiction (1996)
- Teaching Science Fiction (2006) with James Gunn
- Teaching Science Fiction Revisited (1974)
- Teaching Science Fiction Revisited (1974) with James Gunn
- Television and "The Immortal" (1971)
- Television and "The Immortal" (1992) with James Gunn
- Terminal Fiction (1979)
- Terminal Fiction (1979) with James Gunn
- That Old-Time Religion (1979)
- That Old-Time Religion (1979) with James Gunn
- The Academic Viewpoint (1978)
- The Academic Viewpoint (1978) with James Gunn
- The Age of Reason and the Voice of Dissent (1977)
- The Age of Reason and the Voice of Dissent (1977) with James Gunn
- The Alchemists Gather (1979)
- The Alchemists Gather (1979) with James Gunn
- The Alien from Milwaukee (1979)
- The Alien from Milwaukee (1979) with James Gunn
- The Alienness of the Alien (1982)
- The Alienness of the Alien (1982) with James Gunn
- The American Lodestone (1998)
- The American Lodestone (1998) with James Gunn
- The Anthropology of the Future (1982)
- The Anthropology of the Future (1982) with James Gunn
- The Austrian Connection (1998)
- The Austrian Connection (1998) with James Gunn
- The Ballads of Lost C. Smith (1979)
- The Ballads of Lost C. Smith (1979) with James Gunn
- The Belgariad: Pawn of Prophecy: David Eddings (2013) with James Gunn
- The Big Protest (1979)
- The Big Protest (1979) with James Gunn
- The Bradbury Chronicles (1979)
- The Bradbury Chronicles (1979) with James Gunn
- The British are Coming! (1979)
- The British Are Coming! (1979) with James Gunn
- The Brothers Strugatski (1998)
- The Brothers Strugatski (1998) with James Gunn
- The Burning (2013) with James Gunn
- The Call of the Fantastic (1979)
- The Call of the Fantastic (1979) with James Gunn
- The Chinese Pioneer (1998)
- The Chinese Pioneer (1998) with James Gunn
- The Chronicles of Thomas Covenant the Unbeliever: Lord Foul's Bane: Stephan R. Donaldson (2013) with James Gunn
- The City and the Critics (1980)
- The City and the Critics (1980) with James Gunn
- The Clear, Cool Voice of Asimov (1979)
- The Clear, Cool Voice of Asimov (1979) with James Gunn
- The Complete Compleat Enchanter: L. Sprague de Camp and Fletcher Pratt (2013) with James Gunn
- The Craving for Catastrophe (1998)
- The Craving for Catastrophe (1998) with James Gunn
- The Day of the Wyndhams (1998)
- The Day of the Wyndhams (1998) with James Gunn
- The Dead Zone: Stephen King (2013) with James Gunn
- The Discontinuous D. G. Compton (1998)
- The Discontinuous D. G. Compton (1998) with James Gunn
- The Discovery of the Future: The Ways Science Fiction Developed (1974)
- The Discovery of the Future: The Ways Science Fiction Developed (1974) with Professor James Gunn
- The Dreamers (2013) with James Gunn
- The Education of a Science Fiction Teacher (1978)
- The Education of a Science Fiction Teacher (1992) with James Gunn
- The End-of-the-World Ball (Afterword) (2003)
- The End-of-the-World Ball (Afterword) (2003) with James Gunn
- The Everyday and the Fantastic (1998)
- The Everyday and the Fantastic (1998) with James Gunn
- The Expanding Universe (1979)
- The Expanding Universe (1979) with James Gunn
- The Fairy Tales of Science (1979)
- The Fairy Tales of Science (1979) with James Gunn
- The Father of German Science Fiction (1998)
- The Father of German Science Fiction (1998) with James Gunn
- The Father of Modern Science Fiction (1977)
- The Father of Modern Science Fiction (1977) with James Gunn
- The First Voyage to the Moon (1977)
- The First Voyage to the Moon (1977) with James Gunn
- The Foundation Trilogy: Isaac Asimov (2013) with James Gunn
- The French Voice in North America (1998)
- The French Voice in North America (1998) with James Gunn
- The Future as Metaphor (1979)
- The Future as Metaphor (1979) with James Gunn
- The Future of SFWA Public Relations (1970)
- The Future of SFWA Public Relations (1970) with James Gunn
- The Gatekeepers (1983)
- The Gatekeepers (1992) with James Gunn
- The God Question (1998)
- The God Question (1998) with James Gunn
- The Good Place That Is No Place (1977)
- The Good Place That Is No Place (1977) with James Gunn
- The Grand Master — Robert A Heinlein (1981) with James Gunn
- The Great Science Fiction Radio Show (1982)
- The Great Science Fiction Radio Show (1992) with James Gunn
- The Great War and Its Aftermath (1998)
- The Great War and Its Aftermath (1998) with James Gunn
- The Hitchhiker's Guide to the Galaxy: Douglas Adams (unknown)
- The Hitchhiker's Guide to the Galaxy: Douglas Adams (2013) with James Gunn
- The Horror Out of Providence (1979)
- The Horror Out of Providence (1979) with James Gunn
- The Human Side of Change (1998)
- The Human Side of Change (1998) with James Gunn
- The Idea Machine (1979)
- The Idea Machine (1979) with James Gunn
- The Immortals (2013) with James Gunn
- The Immortals: From Print to Film and Back Again (1979)
- The Immortals: From Print to Film and Back Again (1979) with James Gunn
- The Indispensable Frenchman (1977)
- The Indispensable Frenchman (1977) with James Gunn
- The Influence of Literature (1998)
- The Influence of Literature (1998) with James Gunn
- The Island of Dr. Moreau: H. G. Wells (2013) with James Gunn
- The Japanese Robert Heinlein (1998)
- The Japanese Robert Heinlein (1998) with James Gunn
- The Joy Makers (2013) with James Gunn
- The Labor Day Group (1982)
- The Labor Day Group (1982) with James Gunn
- The Last Unicorn: Pete Beagle (2013) with James Gunn
- The Legion of Science Fiction (1979)
- The Legion of Science Fiction (1979) with James Gunn
- The Life of H. G. Wells (1986) with James Gunn
- The Life of H. G. Wells (1992)
- The Listeners (2013) with James Gunn
- The Literary Dissent (1979)
- The Literary Dissent (1979) with James Gunn
- The Lodestone Genre (1982)
- The Lodestone Genre (1982) with James Gunn
- The Lord of the Rings: J.R.R. Tolkien (unknown)
- The Lord of the Rings: J.R.R. Tolkien (2013) with James Gunn
- The Lost World: Arthur Conan Doyle (2013) with James Gunn
- The Magician of Magic Realism (1998)
- The Magician of Magic Realism (1998) with James Gunn
- The Magicians (2013) with James Gunn
- The Malacia Tapestry: Brian W. Aldiss (2013) with James Gunn
- The Man Who Invented the "Robot" (1998)
- The Man Who Invented the "Robot" (1998) with James Gunn
- The Man Who Invented Tomorrow (1998)
- The Man Who Invented Tomorrow (1998) with James Gunn
- The Man Who Sold the Genre (1979)
- The Man Who Sold the Genre (1979) with James Gunn
- The Marathi Experience (1998)
- The Marathi Experience (1998) with James Gunn
- The Meaning of Walls (1998)
- The Meaning of Walls (1998) with James Gunn
- The Medium and the Message (1998)
- The Medium and the Message (1998) with James Gunn
- The Memory Cathedral: Jack Dann (2013) with James Gunn
- The Misogynist (foreword) (1974)
- The Mists of Avalon: Marion Zimmer Bradley (2013) with James Gunn
- The Moon Pool: A. Merritt (2013) with James Gunn
- The Neptune of the New Wave (1998)
- The Neptune of the New Wave (1998) with James Gunn
- The New Frontier (1977)
- The New Frontier (1977) with James Gunn
- The New Readers of Science Fiction (1972)
- The New Readers of Science Fiction (1972) with James Gunn
- The New Science and the Old Religion (1977)
- The New Science and the Old Religion (1977) with James Gunn
- The New Scientific Revolution (1979)
- The New Scientific Revolution (1979) with James Gunn
- The New Thing (1979)
- The New Thing (1979) with James Gunn
- The Next Five Years in Science Fiction (1976) with Poul Anderson and Bob Shaw and Clifford D. Simak
- The Next Five Years in Science Fiction (1976) with Poul Anderson and James Gunn and Bob Shaw and Clifford Simak
- The Origin and Development of Science Fiction Writers (1979)
- The Origin and Development of Science Fiction Writers (1996) with James Gunn
- The Other Side of the Mirror (1998)
- The Other Side of the Mirror (1998) with James Gunn
- The Other Side of the Mirror (2013)
- The Other Side of the Mirror (2013) with James Gunn
- The Other Side of the Mirror (Gather, Darkness!) (1996)
- The Other Side of the Mirror (The Last Unicorn) (1996)
- The Other Side of the Mirror (The Last Unicorn) (1996) with uncredited
- The Past, the Present, and the Future (1998)
- The Past, the Present, and the Future (1998) with James Gunn
- The Philosopher of Time and Space (1979)
- The Philosopher of Time and Space (1979) with James Gunn
- The Philosophy of Science Fiction (Part 1 of 2) (1953)
- The Philosophy of Science Fiction (Part 2 of 2) (1953)
- The Plot-Forms of Science Fiction (Part 1 of 2) (1953)
- The Plot-Forms of Science Fiction (Part 1 of 2) (1953) with James Gunn
- The Plot-Forms of Science Fiction (Part 2 of 2) (1954)
- The Plot-Forms of Science Fiction (Part 2 of 2) (1954) with James Gunn
- The Polish Master (1998)
- The Polish Master (1998) with James Gunn
- The Postman: David Brin (2013) with James Gunn
- The Postwar Explosion (1998)
- The Postwar Explosion (1998) with James Gunn
- The Postwar Generation (1982)
- The Postwar Generation (1982) with James Gunn
- The Power of the Press (1998)
- The Power of the Press (1998) with James Gunn
- The President's Column (SFRA Newsletter, October 1982) (1982)
- The President's Column (SFRA Newsletter, October 1982) (1982) with James Gunn
- The Professional Writer in China (1998)
- The Professional Writer in China (1998) with James Gunn
- The Prolific Fifties (1998)
- The Prolific Fifties (1998) with James Gunn
- The Protocols of Science Fiction (1996)
- The Protocols of Science Fiction (2006) with James Gunn
- The Readers of Hard Science Fiction (1986)
- The Readers of Hard Science Fiction (1986) with James Gunn
- The Real and the Surreal (1982)
- The Real and the Surreal (1982) with James Gunn
- The Reality Paradox in the Matrix (2003)
- The Reality Paradox in the Matrix (2003) with James Gunn
- The Robot Novels (1981)
- The Robot Novels (1981) with James Gunn
- The Romance of Science Fiction (1998)
- The Romance of Science Fiction (1998) with James Gunn
- The Romanian Exception (1998)
- The Romanian Exception (1998) with James Gunn
- The Scalpel of Wit (1979) with James Gunn
- The Science Fiction Art Story (1979)
- The Science Fiction Art Story (1979) with James Gunn
- The Science Fiction Year: 1984 (1985)
- The Science Fiction Year: 1984 (1985) with James Gunn
- The Science in Science Fiction (1979)
- The Science in Science Fiction (1979) with James Gunn
- The Science-Fiction Magazine Begins It's Amazing Career (1979) with James Gunn
- The Science-Fiction Magazine Begins Its Amazing Career (1979)
- The Science-Fiction Magazine Begins Its Amazing Career (1979) with James Gunn
- The Short, Happy Life of a Surreal 'Pataphysician (1998)
- The Short, Happy Life of a Surreal 'Pataphysician (1998) with James Gunn
- The Simak Reservation (1979)
- The Simak Reservation (1979) with James Gunn
- The Sirens of Mainstream (1979)
- The Sirens of Mainstream (1979) with James Gunn
- The Social Side (1979)
- The Social Side (1979) with James Gunn
- The Star Trek Synrome (1982)
- The Star Trek Synrome (1982) with James Gunn
- The Stars Appear (1979)
- The Stars Appear (1979) with James Gunn
- The Strange Journey: 1984 (1985)
- The Strange Journey: 1984 (1985) with James Gunn
- The Stuff Itself (1981)
- The Stuff Itself (1981) with James Gunn
- The Sword of the Lictor: Gene Wolfe (2013) with James Gunn
- The Temptations of the SF Polymath (1998)
- The Temptations of the SF Polymath (1998) with James Gunn
- The Tinsel Screen (1992) with James Gunn
- The Tinsel Screen (2004)
- The Tinsel Screen: Science Fiction and the Movies (1980)
- The Tinsel Screen: Science Fiction and the Movies (1980) with James Gunn
- The Uncertain Future (1979)
- The Uncertain Future (1979) with James Gunn
- The Universe Considered as a Concentration Camp (1998)
- The Universe Considered as a Concentration Camp (1998) with James Gunn
- The Unpleasant Profession of Jonathan Hoag: Robert A. Heinlein (2013) with James Gunn
- The Uses of Space (1984)
- The Uses of Space (1992) with James Gunn
- The View from Outside (1982)
- The View from Outside (1982) with James Gunn
- The View from the Outside: Form and Content (1982)
- The View from the Outside: Form and Content (1982) with James Gunn
- The Vigor of Traditional SF (1982)
- The Vigor of Traditional SF (1982) with James Gunn
- The Virtues of Indirection (1982)
- The Virtues of Indirection (1982) with James Gunn
- The World of Null-A: A. E. Van Vogt (2013) with James Gunn
- The World-Wrecker on Mars (1979)
- The World-Wrecker on Mars (1979) with James Gunn
- The Worldview of Science Fiction (1995)
- The Worldview of Science Fiction (2006) with James Gunn
- The Year in Science Fiction (1987) with James Gunn
- The Year in Science Fiction (1986) (1987)
- The Year in Science Fiction and Fantasy: A Symposium (1996) with Jack Dann and Paul Di Filippo and Sheila Finch and Nicola Griffith and John Kessel and Pat Murphy
- The Year in Science Fiction and Fantasy: A Symposium (1996) with Jack Dann and Paul Di Filippo and Sheila Finch and Nicola Griffith and James Gunn and John Kessel and Pat Murphy
- Three Hearts and Three Lions: Poul Anderson (1998)
- Three Hearts and Three Lions: Poul Anderson (2013) with James Gunn
- Through a Glass Darkly (1979)
- Through a Glass Darkly (1979) with James Gunn
- Time and Time Again (2018)
- Time and Time Again (2018) with James Gunn
- Transcending Generalities (1998)
- Transcending Generalities (1998) with James Gunn
- Transcript of the John W. Campbell, Jr. Memorial Award Banquet (1984) with Brian W. Aldiss and Steve Goldman
- Transcript of the John W. Campbell, Jr. Memorial Award Banquet (1984) with Brian Aldiss and Steve Goldman and James Gunn
- Transit of Clarke (1998)
- Transit of Clarke (1998) with James Gunn
- Translations (1972)
- Un francese indispensabile [Italian] (1988) with James Gunn
- Una partenza volante [Italian] (1988) with James Gunn
- Understanding Ein (1981)
- Understanding Ein (1981) with James Gunn
- Understanding Reader Reaction (1982)
- Understanding Reader Reaction (1982) with James Gunn
- Untergegangene Zivilisationen und uraltes Wissen [German] (1989) with James Gunn
- untitled (The Faces of Science Fiction) (1984)
- untitled (The Faces of Science Fiction) (1984) with James Gunn
- Verinnerlichte Sensibilität [German] (1993) with James Gunn
- Verständnis für die Reaktionen der Leserschaft [German] (1993) with James Gunn
- Viaggi immaginari nell'altra direzione [Italian] (1988) with James Gunn
- Visionen der Endzeit [German] (1990) with James Gunn
- Visualizing the Future (1998)
- Visualizing the Future (1998) with James Gunn
- Vom Vorteil des indirekten Weges [German] (1993) with James Gunn
- Von Männern, Frauen und der Gesellschaft [German] (1993) with James Gunn
- Vor dem großen Zusammenbruch [German] (2000) with James Gunn
- Vorgriff auf die Zukunft [German] (1989) with James Gunn
- Vorwort (Der Tag vor der Revolution) [German] (1982) with James Gunn
- Vorwort (Von Shelley bis Clarke) [German] (2000) with James Gunn
- Weit über den Horizont hinaus: Robert A. Heinlein (1907 - 1988) [German] (1989) with James Gunn
- Wer dort? [German] (1988) with James Gunn
- What Mad Universe: Fredric Brown (2013) with James Gunn
- When Gravity Falls: George Alec Effinger (2013) with James Gunn
- Where Do You Get Those Crazy Ideas? (1976)
- Where Do You Get Those Crazy Ideas? (1976) with James Gunn
- Who Went There? (1979)
- Who Went There? (1979) with James Gunn
- Why Not Literature? (1979)
- Why Not Literature? (1979) with James Gunn
- Will Reality Please Raise It's Hand? (1979) with James Gunn
- Will Reality Please Raise Its Hand? (1979)
- Will Reality Please Raise Its Hand? (1979) with James Gunn
- Wirklichkeit, wo bist du? [German] (1990) with James Gunn
- Wissenschaft als Symbol [German] (1990) with James Gunn
- Wissenschaft und Literatur: Wenn Welten zusammenstoßen [German] (1990) with James Gunn
- Wissenschaft und Science Fiction [German] (1990) with James Gunn
- Wissenschaft — der neue Beschleuniger [German] (1988) with James Gunn
- Word Magic (1982)
- Word Magic (1982) with James Gunn
- Writing Wells's Dream Book: The Utopia and Science Fiction (1999)
- Writing Wells's Dream Book: The Utopia and Science Fiction (1999) with James Gunn
- Zeiten des Wandels [German] (2000) with James Gunn
- Zu neuen Ufern [German] (1989) with James Gunn
- Über Herkunft und Werdegang der Science Fiction-Autoren [German] (1991) with James Gunn
- Über Novae und andere Sterne [German] (1993) with James Gunn
-
ロボット考 2?Robotto kō 2[Japanese] (1981) withジェイムズ・ガン?Jeimuzu Gan
-
SF雑誌たちの夢のあとさき?Esu Efu Zasshi-tachi no Yume no Atosaki[Japanese] (1998) with
SF Zasshi-tachi no Yume no Atosaki
SF Zasshitachi no Yume no Ato Sakiジェイムズ・E・ガン?Jeimuzu E. Gan
- A. E. van Vogt: Science Fantasy's Icon (2002) by H. L. Drake (co-reviewed with Neil Barron)
- A. E. van Vogt: Science Fantasy's Icon (2002) by H. L. Drake (co-reviewed with Neil Barron and James Gunn)
- American Science Fiction: NIne Classic Novels of the 1950s (2012) by Gary K. Wolfe
- American Science Fiction: NIne Classic Novels of the 1950s (2012) by Gary K. Wolfe (co-reviewed with Jim Gunn)
- Fantasy Commentator, Spring 2011. Inside John W. Campbell, Based on His Letters, 1936-1952 (2012) by Sam Moskowitz
- Fantasy Commentator, Spring 2011. Inside John W. Campbell, Based on His Letters, 1936-1952 (2012) by Sam Moskowitz (co-reviewed with James Gunn)
- Foundation's Edge (1983) by Isaac Asimov
- Foundation's Edge (1983) by Isaac Asimov (co-reviewed with James Gunn)
- The Ultimate Egoist (1995) by Theodore Sturgeon
- The Ultimate Egoist (1995) by Theodore Sturgeon (co-reviewed with James Gunn)
- An Interview with Isaac Asimov (2005) with Isaac Asimov
- An Interview with Isaac Asimov (2005) with Isaac Asimov (co-interviewer James Gunn)
- Transcendental Machines (2018) with James E. Gunn (co-interviewer Gary K. Wolfe)
- Transcendental Machines (2018) with James E. Gunn (co-interviewers James Gunn and Gary K. Wolfe)
- Interview with 2007 SFWA Grand Master James E. Gunn (2007) by Lesley L. Smith
- James Gunn (1979) by Darrell Schweitzer
- James Gunn: Interview (1974) by Darrell Schweitzer
- Renconte avec James E. Gunn [French] (1978) by Charles Moreau and Richard D. Nolane
- Saving the World Through Science Fiction (2010) by Frank Ludlow
- Transcendent Transformation: A Conversation (2016) by Chris Urie
- Transcendental Machines (2018) by James E. Gunn and Gary K. Wolfe
- Writing Talk with James Gunn (2012) by Bryan Thomas Schmidt