Ben Bova; Pamela Sargent; Robert Silverberg; Edward Wellen; Harry Turtledove; Connie Willis; Betsy Spiegelman Fein; Mike Resnick; Barry N. Malzberg; Sheila Finch; Frederik Pohl; Poul Anderson; George Zebrowski; Robert Sheckley; Edward D. Hoch; Hal Cl Book Series