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A. Bertram Chandler, Martin Gardner, Brian W. Aldiss, Jack Williamson, Steve Perry, Jay A. Parry, Pamela F. Service, Michael A. Banks, George Wagner, Gary D. McClellan, Jack C. Haldeman and Richard Wilson
1978
Pamela F. Service
1987
1988
1991
1999
1985
1986
2009
2008
1994
1989
2010
2011
1990
1993
