* _Lost Shadow_ (1989)
* _Djævelens trekant_ (1989)
* _Den sidste dag_ (1990)
* _Mind Prey_ (1991)
* _The Undying_ (1992)
* _The Unseen_ (1993)
* _Opstandelse_ (1994)
* _Det dødeligste spil_ (1995)
* _De udødelige_ (1996)
* _The Armageddon Strain_ (1997)
Faglitteratur
* _The Intelligence Explosion:How AI will Transform Life on Earth_ (2017)
* _Mind of a Terrorist:Inside the Minds of the World's Deadliest Terrorists_ (2021)