About the book: year / Chief Inspector Axel Petermann served in the criminal police for 40 years and investigated more than 1,000 cases involving death or injury. He learned FBI best practices and successfully implemented profiling in Germany. Years later, Petermann interviewed the killers he caught to better understand the nature of evil. These are real stories that will make your blood run cold and your imagination run wild. A cold-blooded serial killer; the mutilated body of a woman in a plastic bag; death of intimate partners... In this book, Petermann describes his most complex investigations. Step by step, he reveals the methods of work of profilers and explains what traces at a crime scene say about the psyche of a criminal. The publishing layout of the book is saved in PDF A4 format.