Delinquent and aggressive youth are often aggregated in intervention programs for treatment. Aggregation is cost effective and efficient, yet recent research has suggested that youth who are treated together for antisocial behavior may experience negative effects through an informal process called deviancy training. Deviancy training occurs when peers reinforce each other for delinquent or aggr...

Poor school performance has historically been one of the strongest and most consistent predictors of delinquency and criminality. Conversely, improvements in school performance have more recently been associated with desistance from delinquent and criminal activity. As a result, criminological and educational research suggests a strong link between education and crime. This chapter assesses the...

Six types of antisocial and delinquent behaviors (e.g., property destruction and authority avoidance) were assessed in 526 youths (11 to 24 years of age) with mild to borderline intellectual disabilities and 1,030 11- to 18-year-olds without intellectual disabilities. Overall, 10% to 20% of youths with intellectual disabilities exhibited some type of antisocial and delinquent behavior, which we...

Meta-analyses have provided major findings about developmental predictors of offending. However, there has been little focus on their relative ability to predict offending behaviour. Therefore, we conducted a systematic review meta-analyses with two aims: 1) summarize all well-established knowledge (explanatory) offending, and 2) sort those according effect size. The strongest general were rela...

The United States juvenile justice system owes its existence to the first juvenile court established in Illinois in1899 to fill the socioeconomic and, most importantly, parental needs of delinquent juveniles who found themselves in state detention. The primary goal was to offer such disadvantaged children protection against physical and psychological harms and the supervision and guidance they ...

Completed questionnaires from parents of youths attending a public middle school or high school and parents of youths admitted to an institution for juvenile delinquents provided information about incidents of traumatic brain injury (TBI) in their children. Results revealed that approximately 40% of the non-delinquent youth and 50% of the delinquent youth had sustained one or more TBIs during t...

Although it seems evident that attention should be paid to risky sexual behaviors and their association with mental health among young people, this topic has not been thoroughly investigated. The present study aims to explore the relationship between sexual risk behaviors and mental health among adolescents. The participants were 251 adolescents in a juvenile detention facility (221 males and 3...