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Marceau, Kristine; Neiderhiser, Jenae M.; Lichtenstein, Paul; Reiss, David – Journal of Youth and Adolescence, 2012
The literature consistently shows an association between pubertal maturation and internalizing problems in girls. The association for boys is less clear. The present study examines genetic and environmental influences on the association between pubertal maturation and internalizing problems for boys and girls in two primarily Caucasian adolescent…
Descriptors: Adolescent Development, Twins, Intervention, Females
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D'Onofrio, Brian M.; Singh, Amber L.; Iliadou, Anastasia; Lambe, Mats; Hultman, Christina M.; Neiderhiser, Jenae M.; Langstrom, Niklas; Lichtenstein, Paul – Child Development, 2010
The current study, based on all births in Sweden from 1983 to 1991 (N = 654,707), explored the processes underlying the association between smoking during pregnancy (SDP) and offspring school grades and mathematic proficiency at age 15. The analyses compared relatives who varied in their exposure to SDP and who varied in their genetic relatedness.…
Descriptors: Siblings, Smoking, Academic Achievement, Pregnancy