Jeffrey M. Elliot interviews four writers, artists, and editors of science fiction: Charles D. Hornig, Bob Shaw, Frank Kelly Freas, and Brian M. Stableford. With an introduction by Raymond Z. Gallun.

Brian Stableford's essays cover Edmond Hamilton, Leigh Brackett, Kurt Vonnegut, Barry Malzberg, Robert Silveberg, Mack Reynolds, Clark Ashton Smith, Philip K. Dick, David H. Keller, Theodore Sturgeon, and Stanley G. Weinbaum.

Brian Stableford discusses all of James Blish's significant work, his major and minor themes, and places his career in the perspective of science fiction history during the post-war period.