In a competition-driven meritocratic learning environment, academic achievement can have a direct effect on self-esteem and self-concept. As such, academic achievement can act as an antecedent to grit and self-esteem. This study examined the longitudinal reciprocal relationships of academic achievement, consistency of interest (CI), perseverance…

Background: In health education, there is a risk of giving overly prescriptive recommendations, potentially activating conflicting in-group norms that reduce message receptiveness. For example, the notion of 'unhealthy youth' is a stereotype which suggests that young people are expected to make unhealthy choices. If such in-group norms are…

This study examined age-related changes in friend similarity on delinquency to determine whether deviant behavior homophily peaks during mid-adolescence. A community sample of 1,663 male and 1,826 female Swedish youth from Grade 5 (M = 11.21 years) to Grade 10 (M = 16.25 years) provided self-reports of delinquency. Friendships were identified from…

Objective: To assess social and familial environmental influences on fruit and vegetable (FV) consumption of fourth- and fifth-graders living in a culturally diverse, urban setting. Design: In 2006, students from 9 fourth- and fifth-grade classrooms from a public school in the Washington-Baltimore Metropolitan Region were recruited as part of the…

The author investigated the role of individual characteristics (self-esteem, social anxiety, and self-reported classroom participation) and peer reactions (peer-perceived shyness, peer nominations) in classroom loneliness in a sample of 704 preadolescent boys (360) and girls (344). It was hypothesized that classroom participation functions as a…