Background: Problems related to gangs have been noted in large cities and in many schools across the United States. This study examined the patterns of alcohol, drug use, and related exposures among male and female high school students who were gang members. Methods: Analyses were based on the Youth Violence Survey, conducted in 2004, and…

Controversies around definitions and perceptions of gangs are heightened by the scarcity of research on crews. In an open-ended interview, 77 Latino 10th graders from a random longitudinal sample provided information about gangs and crews. Although less than 10% reported having been in gangs or crews, 84% reported having personal contact with…

Since 1995, the National Youth Gang Center (NYGC) has surveyed law enforcement agencies across the nation about youth gang activity. Because tribal police departments were not included in earlier surveys, however, youth gang activities in Indian country have been largely absent from survey findings. This Bulletin describes the nature and makeup…

This report describes approaches used by schools to prevent or reduce gang involvement among schools. The study of gang prevention and intervention builds on a large-scale National Study of Delinquency Prevention in Schools. A sample of 1,279 schools participated in the study. Overall, 7.6% of the male and 3.8% of the female secondary students…

Teams at several universities collaborated in studies of the Causes and Correlates of Delinquency program in three cities. This bulletin presents the findings from the Rochester (New York) Youth Development Study (RYDS) concerning the contributions of youth gang membership to delinquency. The RYDS started with a sample of 1,000 boys and girls in…