Isaac Asimov, George Zebrowski, Martin H. Greenberg, James E. Gunn, Steven Weinberg, Stanisław Lem, Clifford D. Simak, Gregory Benford, Laurence Manning, Brian W. Aldiss, A. E. van Vogt, Carl Sagan, Arthur C. Clarke, Raymond Z. Gallun, Eric Frank Russell, H. G. Wells, Chad Oliver, Theodore L. Thomas, Richard McKenna and Ian Watson
Carol Pohl, Frederik Pohl, James Blish, Isaac Asimov, Clifford D. Simak, Stanley G. Weinbaum, Milton A. Rothman, Raymond Z. Gallun, Poul Anderson, Lester del Rey and Arthur C. Clarke
Raymond Z. Gallun, John P. Gunnison, Frederick A. Kummer Jr., Ross Rocklynne, Henry Hasse, Nelson S. Bond, Leigh Brackett, R.R. Winterbotham, Sam Moskowitz and Virgil Finlay
Eando Binder, Raymond Z. Gallun, Nelson S. Bond, Wilbur S. Peacock, Henry Hasse, R. R. Winterbotham, Henry Andrew Ackermann, Harry Walton, John P. Gunnison and Frank R. Paul
Randall Garrett, Wallace West, Raymond Z. Gallun, G. Harry Stine, L. A. Eshbach, Robert F. Young, Nathan Schachner, Roger D. Aycock, Robert Franklin Young and David H. Keller M. D.
Frederik Pohl, Martin H. Greenberg, Joseph D. Olander, Raymond Z. Gallun, Isaac Asimov, Nelson S. Bond, Cyril M. Kornbluth, Lester del Rey, Murray Leinster, Leigh Brackett, C. L. Moore, Cleve Cartmill, Clifford D. Simak, Frederic Brown, Ray Bradbury, Arthur C. Clarke, Theodore Sturgeon, Chandler Davis, Robert A. Heinlein, James Blish, Damon Knight, Henry Kuttner, Judith Merril, William Tenn and A. E. van Vogt
Philip K. Dick, H. B. Fyfe, Henry Kuttner, Jr. James Mckimmey, Poul Anderson, Robert Moore Williams, Vaseleos Garson, Chas. A. Stopher, Jan Smith, Florence Verbell Brown, Charles Dye, Stanley Mullen, Henry Hasse, Leigh Brackett, Noel M. Loomis, Raymond Z. Gallun, Charles Saphro, Fox B. Holden, John Murray Reynolds, James H. Schmitz and Charles A. Stearns
Isaac Asimov, Ben Bova, William Tenn, Harry Harrison, Lloyd Biggle Jr, Clark Ashton Smith, Edmond Hamilton, Larry Niven, Fritz Leiber, Norman Spinrad, Ursula K. Le Guin, Raymond Z. Gallun, Walter M. Miller Jr., Arthur C. Clarke, Alexei Panshin, Alfred Coppel, Robert Sheckley, Cyril M. Kornbluth, Robert Silverberg, Gordon R. Dickson, Theodore Sturgeon, Eric Frank Russell, Edward Wellen, Harlan Ellison, Jack Wodhams and Chad Oliver
