Jacob Weisman is the publisher of Tachyon Publications. He has published books by such renowned authors as Peter S. Beagle, James Tiptree, Jr., Michael Swanwick, Nancy Kress, James Morrow, Thomas M. Disch, and Ellen Klages, as well as anthologies edited by David Hartwell, Ellen Datlow, Jeff and Ann VanderMeer, James Patrick Kelly and John Kessel, and Sheila Williams. Weisman's fiction and nonfiction have appeared in The Nation, Realms of Fantasy, The Louisville Courier-Journal, The Seattle Weekly, and The Cooper Point Journal. He was nominated for the World Fantasy Award in 1999 and 2009 for his work at Tachyon.

Along with his wife, Rina Weisman, and moderator Terry Bisson, he runs the SF in SF reading series in San Francisco.