Abadinsky provides a detailed analysis of the origins, history, theoretical explanations, and structure of organized crime, including drug trafficking, gambling, and loan sharking. The author also explains the methods employed by law enforcement agencies to combat organized crime, and the policy decisions reached by various investigating committees and commissions, including the President's Commission on Organized Crime. This text is known for presenting a comprehensive history of the subject and for being written in an engaging, "storytelling" style. In addition to presenting information on traditional organized crime groups in the United States, particularly New York and Chicago, Abadinsky covers organized crime groups on the international stage, including Chinese, Columbian, Italian, Jamaican, Japanese, Mexican, Nigerian, Russian, as well as outlaw motorcycle clubs with chapters throughout the world.