Isaac Asimov's Science Fiction Magazine: December 1979 Cover: Alex Schomburg.

Featured stories:
"Written in Sand" by Robert Chilson
"The Web Dancer" by Somtow Sucharitkul
"Hear the Crash, Hear the Roar" by Jack C. Haldeman II
"The Woman Who Loved the Centaur Pholus" by Gene Wolfe
"Like Unto the Locust" (part 1 of 2) by Frederik Pohl (incorporated into The Cool War.)

Articles "On How Science Happens: the Voyager, 1" by Susan J. Kovach
"On Science Fiction Clubs" by Darrell Schweitzer.