With Mikhail Ahmanov:

With Brian W. Aldiss:

With David Bischoff:

Illustrated by Jim Burns:

With Gordon R. Dickson:

With Malcolm Edwards:

With Theodore J. Gordon:

With Jack C. Haldeman II:

With David Harris:

With John Holm:

With Bruce McAllister:

With Katherine MacLean:

With Willis E. McNelly:

With Barry N. Malzberg:

With Marvin Minsky:

With Hubert Pritchard:

With Carol Pugner:

With Robert Sheckley:

With Tom Shippey:

With Ant Skalandis:

With Leon Stover: