ACKNOWLEDGMENT IS MADE FOR PERMISSION TO REPRINT THE FOLLOWING MATERIAL:
"The Dog Said Bow-Wow," by Michael Swanwick. Copyright © 2001 by Dell Magazines. First published in Asimov's Science Fiction, October/November 2001. Reprinted by permission of the author.
"A Scraping at the Bones," by Algis Budrys. Copyright © 1975 by Conde Nast Publications, Inc. First published in Analog Science Fiction/Science Fact, May 1975. Reprinted by permission of the author.
"The Retrieval Artist," by Kristine Kathryn Rusch. Copyright © 2000 by Dell Magazines. First published in Analog Science Fiction/Science Fact, June 2000. Reprinted by permission of the author.
"Time Bum," by C. M. Kornbluth. Copyright © 1953 by C. M. Kornbluth. First published in Fantastic, January/February 1953. Reprinted by permission of the author's estate and the agents for the estate, Curtis Brown, Ltd.
"Mercurial," by Kim Stanley Robinson. Copyright © 1985 by Terry Carr. First published in Universe 15 (Doubleday). Reprinted by permission of the author.
'Taking the Piss," by Brian Stableford. Copyright © 2002 by Dell Magazines. First published in Asimov's Science Fiction, May 2002. Reprinted by permission of the author.
"Death of Reason," by Tony Daniel. Copyright © 1992 by Bantam Doubleday Dell. First published in Asimov's Science Fiction, September 1992. Reprinted by permission of the author.