The effects of gang violence are witnessed every day on the streets, in the news, and on the movie screen. In all these forums, gangs of young adults are associated with drugs and violence. Yet what is it that prompts young people to participate in violent behavior? And what can be done to extract adolescents from the gangster world of crime, death, and incarceration once they have become involved? In Gangsters: 50 Years of Madness, Drugs, and Death on the Streets of America , Lewis Yablonsky...