*"Zodiac Unmasked: The Identity of America's Most Elusive Serial Killer" (April 2, 2002)*"Amerithrax: The Hunt for the Anthrax Killer" (November 12, 2003)*"The Laughing Gorilla: The True Story of the Hunt for One of America's First Serial Killers".
"* "The Bell Tower: The Case of Jack the Ripper Finally Solved"* "Amerithrax: The Hunt for the Anthrax Killer"* "The Laughing Gorilla: The True Story of the Hunt for One of America's First Serial Killers".