This study provides a national picture of the time American 6- to 12-year-olds spent playing video games, using the computer, and watching TV at home in 1997 and 2003, and the association of early use with their achievement and behavior as adolescents. Girls benefited from computer use more than boys, and Black children benefited more than White…

Evidence from cross cultural studies and observational studies are provided to support the contentions that males are more aggressive than females and that this sex difference is evident as early as the preschool years. (Author/MP)

Standard approaches to the development of psychological measures emphasize the role of the research team in identifying constructs, generating and retaining items, and establishing psychometric soundness. Although there are a number of strengths associated with these methods, the resulting measures may not be culturally sensitive to minority…

Critically examines the empirical and theoretical basis for Maccoby and Jacklin's contention that males are more biologically predisposed toward aggressive behavior than are females. (Author/MP)

In two studies, second and sixth graders heard descriptions of hypothetical boys and girls who were either aggressive, socially withdrawn, or prosociable. Subjects' memories of items in the descriptions were assessed. Results indicated that school-age and early adolescent children's recall of information about a peer is affected by the peer's…

Heterogeneity in 8- to 10-year-old girls who were rejected by their peers was investigated. Cluster analysis revealed two groups, the more deviant being characterized by withdrawal, anxiety, and low academic functioning. Aggression did not differentiate the two groups. (BC)