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Lavoie-Perusse, Simon – Online Submission, 2009
The purpose of this research paper is to find a correlation between peer, genetic, and environmental influences and the behavior and personality development during childhood. This study focuses on the 1999 Columbine High School Massacre to try to explain certain kinds of behavior. The study made on 275 freshmen at Cornell University showed that…
Descriptors: Personality, Personality Development, Genetics, Biological Influences
Peer reviewed Peer reviewed
Goldsmith, H. H.; Gottesman, I. I. – Child Development, 1981
Descriptors: Age Differences, Behavior Development, Genetics, Longitudinal Studies
Peer reviewed Peer reviewed
Goldsmith, H. H.; Lemery, Kathryn S.; Buss, Kristin A.; Campos, Joseph J. – Developmental Psychology, 1999
Explored genetic and environmental underpinnings of temperamental differences in 3- to 16-month-old twins and their parents. Found that additive genetic and shared environmental effects best represented smiling, laughter, and duration of orienting. Shared environmental effects fully accounted for co-twin similarity for soothability. Additive…
Descriptors: Genetics, Individual Differences, Infant Behavior, Infants
Peer reviewed Peer reviewed
Ge, Xiaojia; And Others – Developmental Psychology, 1996
Examined evidence for reciprocal influence between adoptive parents' behavior and heritable characteristics of adopted children. Found that psychiatric disorders of biological parents were significantly related to children's antisocial/hostile behaviors and consequently with adoptive parents' behavior. Also, the adoptee's antisocial/hostile…
Descriptors: Adolescent Attitudes, Adolescent Development, Adolescents, Adopted Children