OBJECTIVE: To review empirical findings on oppositional defiant disorder (ODD) and
conduct disorder (CD). METHOD: Selected summaries of the literature over the past decade …

Aggressive behavior in childhood has long been separated into that which is proactively
motivated and that which is reactive. We report a meta-analytic review of the existing …

This study reports the development of the Reactive–Proactive Aggression Questionnaire
(RPQ), and the differential correlates of these two forms of aggression. Antisocial …

El presente artículo aporta una revisión his-tórica del estudio de la agresión. En lo referente
a su definición, se revisa su concepto y la deli-mitación del mismo respecto de otros …

We examined the validity of a measurement system for the study of aggression that
distinguishes among four principle dimensions of aggressive behaviour: overt and relational …

Research on human aggression has been a flourishing industry in the 20th century. As the
attention shifted from an instinctual paradigm to a drive paradigm and a social learning …

Abstract Bullies, victims, bully‐victims, and control children were identified from a sample of
1062 children (530 girls and 532 boys), aged 10 to 12 years, participating in the study. Their …

Differences in definitions and methodologies for assessing bullying in primary school
children between countries have precluded direct comparisons of prevalence rates and …

The objectives of the study were to model the developmental trajectories of physical
aggression (PA) from toddlerhood to pre-adolescence and to identify risk factors that …

This review provides an examination of the current empirical literature on the topic of
childhood bullying. In order to illustrate the theoretical background from which the construct …