Isaac Asimov's Science Fiction Magazine: December 1980.
(Volume 4, No. 12. Whole #34) Cover: Karl Kofoed.

Featured stories:
"Bloodsong" by Barry B. Longyear & Kevin O’Donnell, Jr.
"Eight Ball Blues" by Jack C. Haldeman II
"The Deicides" by Gerald Pearce
"The Beanstalk Analysis" by J. O. Jeppson ("Pshrinks Anonymous" series)
"Checkmate" by Edward Wellen
"The Adopted Father" by Gene Wolfe
"Companioning" by Jo Clayton (cover novella, part of A Bait of Dreams.)

Articles: "On Playing Roles: a Third Look" by John M. Ford
"Is the World in Curious Shape?" by Robert J. Schadewald.