Milton Lesser, Edmond Hamilton, Boyd Ellanby, Alfred Coppel, Mack Reynolds, Philip K. Dick, Winston Marks, Kris Neville, Robert E. Gilbert, Morris Hershman, Daniel F. Galouye, Paul W. Fairman, C. H. Thames, Robert W. Haseltine, Arnold Marmor, R. R. Winterbotham, Jr. Irving Cox, Tom W. Harris, Jr. Harry Warner, Dick Purcell, T. D. Hamm, Charles V. De Vet and Alexander Blade
Isaac Asimov, Martin H. Greenberg, Charles G. Waugh, Tom Reamy, Randall Garrett, Charles V. de Vet, Katherine MacLean, Avram Davidson, Jack Vance, William Temple, Philip K. Dick, Larry Niven, Edward Wellen, Wilson Tucker, William Tenn and Clifford D. Simak
Isaac Asimov, Martin H. Greenberg, Arthur C. Clarke, Frank Hebert, John Jakes, Frederik Pohl, Michael Shaara, Barry N. Malzberg, Randall Garrett, Christopher Anvil, Robert A. Heinlein, Ward Moore, Sam Sackett, R. A. Lafferty, Stanley Schmidt, Wyman Guin, Larry Eisenberg and Elma Wentz
Isaac Asimov, Martin H. Greenberg, Charles G. Waugh, Roger Zelazny, Keith Laumer, Mack Reynolds, Gordon R. Dickson, Anne McCaffrey, Rick Raphael, Robert Silverberg, Randall Garrett, Dean McLaughlin and Philip José Farmer
