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 - novelette by Alexei Panshin Governance - essay by uncredited Ministry of Disturbance - novelette by H. Beam Piper Blind Alley - short story by Isaac Asimov A Planet Named Shayol - novelette by Cordwainer Smith Concerns - essay by uncredited Diabologic - short story by Eric Frank Russell Fighting Philosopher - novelette by Everett B. Cole [as by E. B. Cole] Honorable Enemies - novelette by Poul Anderson