| Year |
|
Winner |
Winner Work |
| 2013 |
|
Ann Leckie |
Ancillary Justice |
| 2012 |
|
Kim Stanley Robinson |
2312 |
| 2011 |
|
Jo Walton |
Among Others |
| 2010 |
|
Connie Willis |
Blackout/All Clear |
| 2009 |
|
Paolo Bacigalupi |
The Windup Girl |
| 2008 |
|
Ursula K. Le Guin |
Powers |
| 2007 |
|
Michael Chabon |
The Yiddish Policemen's Union |
| 2006 |
|
Jack McDevitt |
Seeker |
| 2005 |
|
Joe Haldeman |
Camouflage |
| 2004 |
|
Lois McMaster Bujold |
Paladin of Souls |
| 2003 |
|
Elizabeth Moon |
Speed of Dark |
| 2002 |
|
Neil Gaiman |
American Gods |
| 2001 |
|
Catherine Asaro |
The Quantum Rose |
| 2000 |
|
Greg Bear |
Darwin's Radio |
| 1999 |
|
Octavia E. Butler |
Parable of the Talents |
| 1998 |
|
Joe Haldeman |
Forever Peace |
| 1997 |
|
Vonda N. McIntyre |
The Moon and the Sun |
| 1996 |
|
Nicola Griffith |
Slow River |
| 1995 |
|
Robert J. Sawyer |
The Terminal Experiment |
| 1994 |
|
Greg Bear |
Moving Mars |
| 1993 |
|
Kim Stanley Robinson |
Red Mars |
| 1992 |
|
Connie Willis |
Doomsday Book |
| 1991 |
|
Michael Swanwick |
Stations of the Tide |
| 1990 |
|
Ursula K. Le Guin |
Tehanu |
| 1989 |
|
Elizabeth Ann Scarborough |
The Healer's War |
| 1988 |
|
Lois McMaster Bujold |
Falling Free |
| 1987 |
|
Pat Murphy |
The Falling Woman |
| 1986 |
|
Orson Scott Card |
Speaker for the Dead |
| 1985 |
|
Orson Scott Card |
Ender's Game |
| 1984 |
|
William Gibson |
Neuromancer |
| 1983 |
|
David Brin |
Startide Rising |
| 1982 |
|
Michael Bishop |
No Enemy But Time |
| 1981 |
|
Gene Wolfe |
The Claw of the Conciliator |
| 1980 |
|
Gregory Benford |
Timescape |
| 1979 |
|
Arthur C. Clarke |
The Fountains of Paradise |
| 1978 |
|
Vonda N. McIntyre |
Dreamsnake |
| 1977 |
|
Frederik Pohl |
Gateway |
| 1976 |
|
Frederik Pohl |
Man Plus |
| 1975 |
|
Joe Haldeman |
The Forever War |
| 1974 |
|
Ursula K. Le Guin |
The Dispossessed |
| 1973 |
|
Arthur C. Clarke |
Rendezvous with Rama |
| 1972 |
|
Isaac Asimov |
The Gods Themselves |
| 1971 |
|
Robert Silverberg |
A Time of Changes |
| 1970 |
|
Larry Niven |
Ringworld |
| 1969 |
|
Ursula K. Le Guin |
The Left Hand of Darkness |
| 1968 |
|
Alexei Panshin |
Rite of Passage |
| 1967 |
|
Samuel R. Delany |
The Einstein Intersection |
| 1966 |
|
Samuel R. Delany |
Babel-17 |
| 1966 |
|
Daniel Keyes |
Flowers for Algernon |
| 1965 |
|
Frank Herbert |
Dune |
