by Isaac Asimov, Martin H. Greenberg, Charles Waugh, Robert Silverberg, Lloyd Biggle Jr, Alexei Panshin, H. Beam Piper, Paul Myron Anthony Linebarger, Eric Frank Russell, Everett B. Cole, Poul Anderson
Cycles - essay by uncredited Chalice of Death - novella by Robert Silverberg Orphan of the Void - novelette by Lloyd Biggle, Jr. (variant of The Man Who Wasn't Home 1960) Down to the Worlds of Men…