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Gommans, Rob; Stevens, Gonneke W. J. M.; Bogt, Tom F. M. ter; Cillessen, Antonius H. N. – Journal of Cognitive Education and Psychology, 2016
The goal of this study was to examine behavioral norm effects in 2 peer contexts (classroom, school) on adolescent substance use (tobacco, alcohol, cannabis) and aggressive behaviors (bullying, physical fighting). Participants were 5,642 adolescents (M[subscript age] = 14.29 years, SD = 1.26; 49% boys). There were 3 hypotheses. First, behavioral…
Descriptors: Substance Abuse, Aggression, Bullying, Classroom Environment
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Van Ryzin, Mark J.; Dishion, Thomas J. – Journal of Child Psychology and Psychiatry, 2014
Background: Early substance use co-occurs with youths' self-organization into deviant peer groups in which substance use is central to social interaction. We hypothesized that the social dynamics of deviant peer groups amplify the risk of progressing from early use to later dependence, and that this influence occurs over and above escalations…
Descriptors: Substance Abuse, Smoking, Drinking, Marijuana