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Direct linkGremmen, Mariola C.; Berger, Christian; Ryan, Allison M.; Steglich, Christian E. G.; Veenstra, René; Dijkstra, Jan K. – Child Development, 2019
This study examined to what extent adolescents' and their friends' risk behaviors (i.e., delinquency and alcohol use) hinder or promote their academic achievement (grade point average [GPA]), and vice versa. Longitudinal data were used (N = 1,219 seventh- to ninth-grade adolescents; M[subscript age] = 13.69). Results showed that risk behaviors…
Descriptors: Adolescents, Behavior, Risk, Delinquency
Berger, Christian; Gremmen, Mariola Claudia; Palacios, Diego; Franco, Eduardo – Journal of Early Adolescence, 2019
Victimization in early adolescence can have severe negative consequences later in life. Friendships are especially important in this time period. The present study investigated friendship selection and influence (contagion) processes with regard to victimization, as well as prosocial and aggressive characteristics of victims' friends. Using social…
Descriptors: Friendship, Victims, Peer Relationship, Early Adolescents
