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DRD4 Genotype and the Developmental Link of Peer Social Preference with Conduct Problems and Prosocial Behavior Across Ages 9–12 Years

; longitudinal research, prevention. Tjeert Olthof, Ph.D. is an Assistant Professor at VU University Amsterdam, the Netherlands. He received his doctorate in Psychology from Radboud University Nijmegen, the

Narcissism, Bullying, and Social Dominance in Youth: A Longitudinal Analysis

A few previous studies have shown that narcissistic traits in youth are positively associated with bullying. However, research examining the developmental relationship between narcissism and bullying is lacking. Moreover, it is unclear whether narcissists constitute a homogeneous group and whether the bullying of narcissistic youth results in establishing social dominance over...