Risk factors for gang membership have been identified at five major levels: individual, family, school, peers and community (Howell & Egley, 2005). For example, at the individual level early onset of delinquency and antisocial behavior among pre-adolescents could be an indication of future criminality (Moffitt, 1993). Risk factors within peer association can have an effect on whether an adolescent becomes a member of a gang. These peers may provide antisocial views, aggressive influences and possibly