About the book: 2016 / Who are serial killers? How to search for them? What is behaviorism and how is it used in detective work? How to correctly create a psychological portrait of a criminal? One of the leading FBI employees, the creator of a unique method of searching for criminals based on their psychological portrait, John Douglas, can best talk about this. The book, written by him together with the famous journalist Mark Olshaker, will tell about how the brain of a serial killer works. SO THAT EACH OF US CAN AVOID A DANGEROUS MEETING!