The world's top pioneer and expert on criminal profiling delves further into the criminal mind in a range of chilling new cases - involving rape, arson, child molestation and murder - as well as profiling suspects from OJ Simpson to the Unabomber, and investigating the assassination of John Lennon and the tragedy at Waco, Texas.

The inspiration for Special Agent Jack Crawford in The Silence of the Lambs and a continually sought-after consultant on headline-making cases, Douglas reveals the fascinating circumstance of each crime in detail as he explores the larger issues, from crime prevention and rehabilitation to what violence is doing to society.

John Douglasjoined the FBI in 1970, starting his career as a sniper in a SWAT team and progressing on to become a hostage negotiator. In 1977 he transferred to the Behavioural Science Unit (BSU), where he taught applied criminal psychology. He created the FBI's Criminal Profiling Program and led this division of special agents through harrowing and groundbreaking cases, including those behind Anthony Hopkins' role as Hannibal Lecter. Douglas lives with his family in the Washington, DC area.

Mark Olshaker, author of four novels and producer of the Emmy-nominatedThe Mind of a Serial Killer, lives in Washington DC.