LOIS H. GRESH has written dozens of suspense and science fiction stories, and has been nominated for national fiction awards six times. She is coauthor, along with Robert Weinberg, of The Science of Superheroes (Wiley) and The Computers of Star Trek.

ROBERT WEINBERG’s fiction has been nominated for Hugo, World Fantasy, and Balrog Awards. He is a two-time winner of the World Fantasy Award as well as the recipient of a Bram Stoker Award. Weinberg also writes the comic book series Cable for Marvel Comics. He previously served for twenty-four years as chairman of the Chicago Comicon, the second-largest comic convention in the United States.