Guinn is a former award-winning investigative journalist and the bestselling author of numerous books, including "Go
Down Together: The True Untold Story of Bonnie and Clyde,” "The Last Gunfight: The Real Story of the Shootout at the O.K.
Corral and How It Changed the West,” and "Manson: The Life and Times of Charles Manson.” His latest is “The Road to Jonestown: Jim Jones and Peoples Temple.” Guinn lives in Fort Worth, Texas.