Madison, WI: Intrigue Press, (2006) dj. SIGNED hardcover first edition - "Whipsaw is missing. LaCosta refuses to call the cops. DelaTek stands to lose millions" and even though Matt Donohue is retired, he's the one supposed to make the ransom drop. Set in San Francisco in the big money world of computer games. SIGNED on the title page. 311 pp. ISBN: 1890768707.

New York: Scribner, (1998) dj. Hardcover first edition - "Private investigator Catherine Sayler is hired to investigate the death of a young computer game developer from a bizarre Silicon Valley subculture." 285 pp. ISBN: 0-684-826755.

New York: Bantam, (1994) dj. Hardcover first edition - A cyberthriller centered around a computer subscriber network called Insomnimania, which offers virtual reality games for adventurous night owls. L.A. cops Nolan Grobowski and Clayton Saunders, investigating a baffling series of seemingly unrelated murders, encounter attractive designer Marianne Hedison, who ...has witnessed the senseless killings reenacted by a chillingly omnipotent, computer-generated 'alter' of a chimerical network. 468 pp. ISBN: 0-553095188.

New York: Bantam, (1994) dj. Hardcover first edition - A cyberthriller centered around a computer subscriber network called Insomnimania, which offers virtual reality games for adventurous night owls. L.A. cops Nolan Grobowski and Clayton Saunders, investigating a baffling series of seemingly unrelated murders, encounter attractive designer Marianne Hedison, who ...has witnessed the senseless killings reenacted by a chillingly omnipotent, computer-generated 'alter' of a chimerical network. 468 pp. ISBN: 0-553095188.

New York: Dial Press, 1988. dj. Hardcover - The author's first book, a science fiction novel for older children, about a powerful, mysterious computer game. Winner of several awards, including the Australian National Children's Book Award.