- Publisher: John Joseph Adams Books / Houghton Mifflin Harcourt Publisher Record # 55397
- Webpages: johnjosephadams.com, Locus-1, Locus-2, Twitter
Note: A science fiction and fantasy imprint published by Houghton Mifflin Harcourt starting in February 2016. Edited by John Joseph Adams. It was announced in October 2020 that the imprint is being discontinued with the expected forthcoming books still being published but no new books after that.