Isaac Asimov & Edward Wellen & Harlan Ellison & Ben Bova & Lloyd Biggie, Jr. & William Tenn & Clark Ashton Smith & Harry Harrison & Edmond Hamilton & Larry Niven & Fritz Leiber & Chad Oliver & Ursula K. Le Guin & Arthur C. Clarke & Raymond Z. Gallun & Walter M. Miller, Jr. & Alfred Coppel & Robert Sheckley & Robert Silverberg & C. M. Kornbluth