John Joseph Adams (born July 31, 1976) is an American science fiction and fantasy editor, critic, and publisher.

In June 2012, Adams and Creeping Hemlock Press successfully closed a $7,500 Kickstarter campaign[1] for funding Nightmare Magazine, the first issue of which released October 2012.

Additionally, Adams is a writer whose genre essays, interviews, and book reviews have appeared in a variety of publications, including Amazing Stories, Kirkus Reviews, The Internet Review of Science Fiction, Intergalactic Medicine Show, Locus Magazine, Novel & Short Story Writer's Market, Publishers Weekly, SCI FI Wire, Science Fiction Weekly, Shimmer Magazine, Strange Horizons, Subterranean Magazine, and Tor.com.

[4] Since January 2010 Adams and science fiction author David Barr Kirtley have produced and hosted Geek's Guide to the Galaxy.

His anthology The Living Dead was nominated for a World Fantasy Award[5] and named one of the "Best Books of the Year" by Publishers Weekly.