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Boxer, Paul; Tisak, Marie S.; Goldstein, Sara E. – Journal of Youth and Adolescence, 2004
Research in aggressive behavior development has distinguished between proactive (i.e., intended to achieve an instrumental goal) and reactive (i.e., emitted as an emotional response to provocation) subtypes of aggression. A similar distinction has not been made with regard to prosocial behavior. In this study, subtypes of both aggressive and…
Descriptors: Behavior Rating Scales, Behavior Development, Adolescents, Emotional Response
Peer reviewed Peer reviewed
Yang, Raymond K.; Moss, Howard A. – Developmental Psychology, 1978
Ninety-two clinically normal infants (48 male, 44 female) were tested at 2 and 90 days of age to examine the continuity of newborn behavior through early infancy across a broad range of behaviors. (MP)
Descriptors: Behavior Development, Factor Analysis, Infant Behavior, Infants
Peer reviewed Peer reviewed
Goossens, Luc; Beyers, Wim; Emmen, Mieke; van Aken, Marcel A. G. – Journal of Research on Adolescence, 2002
Examined key components of the "New Look" at adolescent imaginary audience and personal fable constructs. Found that only the invulnerability and omnipotence subscales of the New Personal Fable Scale were highly related. Boys were found to believe more strongly in their own uniqueness, invulnerability, and omnipotence than were girls.…
Descriptors: Adolescent Attitudes, Adolescent Behavior, Adolescent Development, Adolescents
Peer reviewed Peer reviewed
Lemery, Kathryn S.; Essex, Marilyn J.; Smider, Nancy A. – Child Development, 2002
This study examined whether item overlap, or measurement confounding, accounts for the correlation between temperament and behavior problem symptoms in children. Experts rated items on Children's Behavior Questionnaire and Preschool Behavior Questionnaire for their fit to both constructs, and then these items were factor analyzed with longitudinal…
Descriptors: Behavior Development, Behavior Problems, Children, Error of Measurement