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The relationship between self-perception of physical attractiveness and four measures of sexual bullying behavior (victimization, perpetration, having friends who sexually bully, and observation of sexual bullying among peers at school) was examined in a sample of 396 middle school age students. Students who perceived themselves to be more physically… (More)
Researchers have recently applied evolutionary life history theory to the understanding of behaviors often conceived of as prosocial or antisocial. In addition, researchers have applied cognitive science to the understanding of substance use and used dual process models, where explicit cognitive processes are modeled as relatively distinct from implicit… (More)
The effects of summer versus school-year employment on self-esteem, peer relationships, and family social climate were investigated in a sample of 135 adolescents. Students were assessed the summer before entrance into high school and during the second semester of high school, using a longitudinal design. Cross-sectional findings indicated that, during the… (More)
This article attends to recent discussions of validity in psychometric research on human life history strategy (LHS), provides a constructive critique of the extant literature, and describes strategies for improving construct validity. To place the psychometric study of human LHS on more solid ground, our review indicates that researchers should (a) use… (More)
369 school counselors in Kentucky completed a survey of time allocated to 17 different activities. The allocation of time per activity differed across level of school. Developmental implications of the findings are discussed.