Rolf Loeber

What makes a juvenile delinquent develop into an adult criminal? What defines-cognitively, developmentally, legally-the transition from juvenile to adult and what determines whether patterns of criminal behavior persist? Meer

Epidemiological surveys have provided key information about the prevalence and degree of seriousness at different ages of a wide array of problem behaviors such as delinquency, substance use, early sexual involvement, and mental health disorders. Meer