Delinquency refers to a juveniles' behavior pattern characterized by repeated offending, and
is regarded mainly in its social, but also criminal aspects. Delinquent and non-delinquent …

Bullying victimization is a form of psychological stress that is associated with poor outcomes
in the areas of mental health and learning. Although the emotional maladjustment and …

Page 1 º -** - - Robert M. Regoli , John D. Hewitt * Matt DeLisi _ _ _ º - ii Page 2 Robert M. Regoli,
PhD Professor Emeritus University of Colorado at Boulder John D. Hewitt, PhD Professor Grand …

Peers have a profound impact on sha** adolescents' attitudes and norms about the
consequences of engaging in health risk behaviors. However, not all adolescents are …

Molecular gene-by-environment studies primarily have focuses on the parent–child
relationship as an environmental factor, whereas studies including peer relationships as …

Both sensation seeking and affiliation with deviant peer groups are risk factors for
delinquency in adolescence. In this study, we use a sample of adolescent twins (n= 549), 13 …

Throughout adolescence, there is an increase in rule-breaking behavior and a decrease in
behavioral school engagement. The role of teacher–student relationship quality in the …

Accumulating behavioral and genetic research suggests that most forms of psychopathology
share common genetic and neural vulnerabilities and are manifestations of a relatively few …

A large volume of behavioral research has explored the variable number of tandem repeat
(VNTR) polymorphism on the dopamine receptor D4 gene (DRD4). However, findings are …

This paper poses a novel theoretical framework for a developmentally-informed mechanism
explaining how adolescents who are highly sensitive and reactive to rejection may respond …