“…Not only are juvenile offenders at risk for PTS symptoms, they also experience a variety of challenges, such as substance abuse (Bender, 2010;Dembo, Schmeidler, & Childs, 2007), mental health challenges or learning disabilities (Mann, Senn, Girard, & Ackbar, 2007), family violence, victimization, delinquency (Montgomery, Thompson, & Barczyk, 2011) and gang involvement (Gatti, Tremblay, Vitaro, & McDuff, 2005). Among adolescents diagnosed with PTSD in one study, 80% met criteria for at least one comorbid mental disorder, and more than 40% had two or more lifetime disorders (Giaconia et al, 1995).…”