Analog Science Fiction - Science Fact Mid-December 1992 (Vol.112, No.15)
Cover by Jim Burns (for "Poles Apart.")

Novella: "Poles Apart" by G. David Nordley Novelette: "A Gift Before Leaving" by W. R. Thompson
Science Fact: "America's Blueprint for Mars: The Report of the Synthesis Group" by Doug Beason.

Stories: "The Decline of Hyperion" by Charles Sheffield
"Arnold the Blue-Nosed Cyborg" by William S. Davis
"Placebo Defect" by Stephen A. Kallis, Jr.
Probability Zero: "Homework" by Don D'Ammassa
"Protocol" by Gregory R. Bennett.

Stanley Schmidt's editorial is "Beyond Them and Us."