Analog Science Fiction - Science Fact March 1980 (Vol.100, No.3)
Illustrations by Vincent Di Fate, Brad Hamann, Jeffrey Terreson, Richard Anderson, Jack Gaughan, Broeck Steadman. Cover by Vincent Di Fate (for "World in the Clouds.")

Serial: "World in the Clouds" (Part 1 of 3) by Bob Buckley

Novelette: "Golden Rule" by Mack Reynolds ("Paul Kosloff" series)

Stories: "Industrial Accident" by Lee Correy
"Think Ethic" by W. T. Quick
"The Lyran Case" by Bill Pronzini & Barry N. Malzberg
"Detour" by Rick Gaugel.

Science Fact: "A General History of Living Systems" by Robert A. Freitas.

Stanley Schmidt's editorial.: "Space for What?" Book reviews by Tom Easton.