Isaac Asimov's Science Fiction Magazine: November 1980.
(Volume 4, No. 11. Whole #33) Cover: Wayne Barlowe.

Featured stories:
"Laughing Man" by Sydney J. Van Scyoc (novelette)
"Slowly By, Lorena" by John M. Ford
"What’s Wrong with this Picture?" by Barry B. Longyear & John M. Ford & George H. Scithers
"Catch the Sun" by Barry B. Longyear (cover novella.)

Articles: "The Empire Talks Back" by Algis Budrys,"
On Hyperspherical Space and Beyond" by Rudy Rucker.