GURPS Third Edition is a 92-book series with 92 released primary works first released in 1988 with contributions by Lee Gold, Hunter Johnson, Steve Jackson, Brian J. Underhill, Kirk Wilson Tate, J.M. Caparula, Stephan Jones, Ann Dupuis, Liz Tornabene, Lynda Mannin-Schwartz, Rob Smith, Chris W. McCubbin, Sean Punch, Kevin Andrew Murphy, Graeme Davis, C.J. Carella, David L. Pulver, Thomas Kane, Robert M. Schroeck, Michael Hurst, Spider Robinson, Thomas M. Kane, Aurelio Locsin III, John M. Ford, Sean Barrett, Jeff Koke, Janet Naylor, Caroline Julian, Nigel Findley, Jon F. Zeigler, Lane Grate, Ken Walton, Stephen Dedman, Loyd Blankenship, Phil Masters, Malcolm Dale, Klaude Thomas, S. John Ross, Loren K. Wiseman, Sean M. Punch, Kenneth Hite, Craig Neumeier, Michael S. Shiffer, Terry Pratchett, John Goff, David Pulver, David Thomas, Michael S. Schiffer, Martin J. Dougherty, Neil A. Frier, David Nilsen, Andy Slack, Douglas E. Berry, William H. Stoddard, Steffan O'Sullivan, Elizabeth McCoy, Walter Milliken, Gene Seabolt, James L. Cambias, Stephen Kenson, Lisa J. Steele, Hans-Christian Vortisch, Lynette Cowper, Michele Armellini, Stefan Jones, Robert Schroeck, Jon Zeigler, Thomas L. Bont, Christopher Thrash, Robert M. Prior, Paul Drye, Hans Rancke-Madsen, Robert Pryor, Brian Underhill, John J. Miller, and Glen Johnson.