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Isaac Asimov, Roger Zelazny, Larry Niven, Fritz Leiber, Spider Robinson, Joe Haldeman, Jeanne Robinson, Joan D. Vinge, Harlan Ellison, John Varley, Poul Anderson and C. J. Cherryh
1962
Spider Robinson
1977
1997
1986
1996
1976
Robert A. Heinlein and Spider Robinson
2006
1990
1993
1981
1991
1982
1987
2000
1994
2001
1998
1992
1984
