The world history of dishonor appears before the reader in the pages of this original fundamental study on the problem of man killing his own kind. “O people! O generation of crocodiles! - Karl Moor would cry out again after reading this work. Wilson, with the composure of an experienced surgeon, dissects the minds of medieval assassins and representatives of Indian strangler sects, traveling back in time to Jack the Ripper and other serial killers of big cities. Trying to get into the very core of the brain of a modern assassin, the author quite clearly answers the questions “How?” and “Why?”