He has hunted some of the most notorious and sadistic criminals of our time: The Trailside Killer in San Francisco, the Atlanta Child murderer. He has contronted, interviewed and researched dozens of serial killers and assassins -- including Charles Manson, Richard Speck, John Wayne Gacy, and James Earl Ray -- for a landmark study to understand their motives. To get inside their minds. He is Special Agent John Douglas, the model for law enforcement legend Jack Crawford in Thomas Harris's thrillers "Red Dragon" and "The Silence of the Lambs," and the man who ushered in a new age in bahavorial science and criminal profiling. Recently retired after twenty-five years of service, John Douglas can finally tell his unique and compelling story. With journalist Mark