• Publications
  • Influence
Bullying and victimization in elementary schools: a comparison of bullies, victims, bully/victims, and uninvolved preadolescents.
Research on bullying and victimization largely rests on univariate analyses and on reports from a single informant. Researchers may thus know too little about the simultaneous effects of variousExpand
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The dyadic nature of bullying and victimization: testing a dual-perspective theory.
For this study, information on Who Bullies Who was collected from 54 school classes with 918 children (M age = 11) and 13,606 dyadic relations. Bullying and victimization were viewed separately fromExpand
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Temperament profiles associated with internalizing and externalizing problems in preadolescence
This study investigates how temperament factors are linked to internalizing and externalizing problems in a Dutch population sample of preadolescents (N = 2230). Internalizing and externalizingExpand
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Empirical test of bullies' status goals: assessing direct goals, aggression, and prestige.
The literature suggests that status goals are one of the driving motivations behind bullying behavior, yet this conjecture has rarely if ever been examined empirically. This study assessed statusExpand
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Prevalence of bullying and victimization among children in early elementary school: Do family and school neighbourhood socioeconomic status matter?
BackgroundBullying and victimization are widespread phenomena in childhood and can have a serious impact on well-being. Children from families with a low socioeconomic background have an increasedExpand
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The Role of Teachers in Bullying: The Relation between Antibullying Attitudes, Efficacy, and Efforts to Reduce Bullying.
In order to battle bullying, it can be important for students to have teachers whom they see as taking an active stand against bullying in terms of propagating antibullying norms and having anExpand
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Evaluation of non-response bias in mental health determinants and outcomes in a large sample of pre-adolescents
Since non-response may jeopardize the validity of studies, comprehensive assessment of non-response is a prerequisite for proper interpretation of study findings. Recently, the baseline assessment ofExpand
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Internalizing and externalizing problems in adolescence: general and dimension-specific effects of familial loadings and preadolescent temperament traits
Background. We investigated the links between familial loading, preadolescent temperament, and internalizing and externalizing problems in adolescence, hereby distinguishing effects on maladjustmentExpand
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Network–Behavior Dynamics
Researchers have become increasingly interested in disentangling selection and influence processes. This literature review provides context for the special issue on network–behavior dynamics. ItExpand
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INFLUENCE AND SELECTION PROCESSES IN WEAPON CARRYING DURING ADOLESCENCE: THE ROLES OF STATUS, AGGRESSION, AND VULNERABILITY*
The role of peers in weapon carrying (guns, knives, and other weapons) inside and outside the school was examined in this study. Data stem from a longitudinal study of a high-risk sample of maleExpand
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