Isaac Asimov's Science Fiction Magazine, Volume 3, Issue 12, December 1979 by George H. Scithers, Rob Chilson, Martin Gardner, Pierce Askegren, Bill Earls, Jack C. Haldeman II, Gene Wolfe, Grendel Briarton, Reginald Bretnor, Isaac Asimov, Baird Searles, Erwin S. Strauss, Susan J. Kovach, Darrell Schweitzer, Frederik Pohl, Somtow Sucharitkul, S.P. Somtow