A Del Rey® Book
Published by The Random House Publishing Group
Introduction and compilation copyright © 2001 by Harry Turtledove
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“Among Thieves” by Poul Anderson. Copyright © 1957 by Poul Anderson. Reprinted by permission of the author and his agents, Chichak, Inc.
“Second Variety” by Philip K. Dick. Copyright © 1953 by Space Publications. Reprinted by permission of the agent for the author’s Estate, the Scovil�Chichak�Galen Literary Agency, Inc.
“Hero” by Joe W. Haldeman. Copyright © 1972 by Joe W. Haldeman. First appeared in Analog magazine, June 1972. Reprinted by permission of the author.
“Superiority” by Arthur C. Clarke. Copyright © 1951 by Street & Smith Publications, Inc., renewed 1979 by Arthur C. Clarke. Reprinted by permission of the author and his agents, the Scovil�Chichak�Galen Literary Agency, Inc.
“Ender’s Game” by Orson Scott Card. Copyright © 1977 by the Conde Nast Corporation. Reprinted by permission of the author.
“Hangman” by David A. Drake. Copyright © 1979 by David Drake for Hammer’s Slammers, Ace, 1979. Reprinted by permission of the author.
“The Last Article” by Harry Turtledove. Copyright © 1986 by Harry Turtledove. Reprinted by permission of the author.
“The Game of Rat and Dragon” by Cordwainer Smith. Copyright © 1955 by the Galaxy Publishing Corporation. Reprinted by permission of the agent for the author’s Estate, the Scott Meredith Literary Agency.
“Night of the Vampyres” by George R. R. Martin. Copyright © 1975 by Ultimate Publishing Company, Inc. Reprinted by permission of the author.
“To the Storming Gulf” by Gregory Benford. Copyright © 1985 by Abbenford Associates. Reprinted by permission of the author.
“Wolf Time” by Walter Jon Williams. Copyright © 1987 by Davis Publications. Reprinted by permission of the author.
“The Scapegoat” by C. J. Cherryh. Copyright © 1985 by C. J. Cherryh in Alien Stars, Baen Books. Reprinted by permission of the author.
“Dragonrider” by Anne McCaffrey. Copyright © 1967, 1995 by Anne McCaffrey. First appeared in Analog, from Dragonflight. Reprinted by permission of the agent for the author’s Estate, the Virginia Kidd Agency, Inc.