A short story collection, edited by Isaac Asimov and Martin H. Greenberg: The Last of the Deliverers by Poul Anderson The Feeling of Power by Isaac Asimov Poor Little Warrior! by Brian W. Aldiss The Iron Chancellor by Robert Silverberg The Prize of Peril by Robert Sheckley Or All the Seas with Oysters by Avram Davidson Two Dooms by C. M. Kornbluth The Big Front Yard by Clifford D. Simak The Burning of the Brain by Cordwainer Smith The Yellow Pill by Rog Phillips Unhuman Sacrifice by Katherine MacLean The Immortals by James E. Gunn