Rudy Rucker, Isaac Asimov, Norman Kagan, Greg Bear, Ruth Berman, Anatoly Dnieprov, Martin Gardner, Ian Watson, Kathryn Cramer, George Zebrowski, Douglas R. Hofstadter, Don Sakers, Larry Niven, William F. Orr, Marc Laidlaw, Robert Sheckley, Henry Gross, Frederik Pohl, Gregory Benford · First published 1987
