Philip K. Dick, Isaac Asimov, Poul Anderson, Bryce Walton, William Morrison, Robert Sheckley, Randall Garrett, Lester del Rey, Jerry Sohl, Alan Edward Nourse, Mike Lewis, Cyril M. Kornbluth, Frank M. Robinson, H. B. Fyfe, George Oliver Smith, Damon Knight, Henry Kuttner, C. L. Moore and H. Beam Piper
Gérard Klein, Demètre Ioakimidis, Jacques Goimard, Lester del Rey, Harry Harrison, Damon Knight, Peter Phillips, Fred Saberhagen, Katherine MacLean, Jack Vance, Ursula K. Le Guin, Daniel F. Galouye, Jerome Bixby, Cordwainer Smith, Cyril M. Kornbluth and Poul Anderson
