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McGuire, Shirley; Segal, Nancy L. – Child Development, 2013
Research suggests that sibling--peer connections are important for understanding adolescent problem behaviors. Using a novel behavioral genetic design, the current study investigated peer network overlap in 300 child--child pairs (aged 7-13 years) in 5 dyad types: monozygotic (MZ), dizygotic twins, full siblings (FSs), friend pairs, and virtual…
Descriptors: Siblings, Behavior Problems, Genetics, Children
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Brendgen, Mara; Boivin, Michel; Vitaro, Frank; Bukowski, William M.; Dionne, Ginette; Tremblay, Richard E.; Perusse, Daniel – Child Development, 2008
Based on a sample of 406 seven-year-old twins, this study examined whether exposure to friends' social or physical aggression, respectively, moderates the effect of heritability on children's own social and physical aggression. Univariate analyses showed that children's own social and physical aggression were significantly explained by genetic…
Descriptors: Aggression, Genetics, Interaction, Antisocial Behavior
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Scaramella, Laura V.; Conger, Rand D.; Spoth, Richard; Simons, Ronald L. – Child Development, 2002
Examined three theories for predicting risk for delinquency during adolescence with sixth- and seventh-grade students: an individual difference perspective, social interactional model, and social contextual approach. Found that lack of nurturant and involved parenting indirectly predicted delinquency by increasing antisocial behavior and deviant…
Descriptors: Adolescents, Delinquency, Environmental Influences, Genetics