More info Dimly lit room, gray concrete walls and a small barred window. The difficulty of a forensic scientist’s job is not so much to find out who is committing a crime and how, but rather to find out the criminal’s train of thought and prevent a violation of the law. John Douglas, a 50-year former FBI agent, has dedicated his entire life to this. Standing in front of cold-blooded killers, he makes them talk about their thoughts and feelings and tries to understand what lurks in their minds. From this book you will learn: 1. Why people with high intelligence become maniacs. 2. What are the motives of the killer. 3. How upbringing affects the personality of the offender. 4. Why the majority of serial killers are mentally healthy people. 5. Do they repent of their deeds. Annotation Four criminal cases and four dangerous maniacs who, without sympathy and remorse, cold-bloodedly deprived other people of their lives. Who were they before imprisonment and why did they decide to kill? In a tiny interrogation room, former FBI agent John Douglas speaks to each of them and tries to understand how crimes begin. Analyzing case files, biographies and the psychological state of the killers, he talks about how they think and what drives them.