defensive reaction to goal blocking, provocation or frustration. On the other hand, proactive aggression, is a relatively non-emotional and often premeditated or planned display of aggression, to further one's goals of power, money or external gains (Dodge and Coie, 1987; Poulin and Boivin, 2000). Factor analyses have consistently shown that this bimodal distinction outperforms conceptualizing aggression as a unitary concept (Ross and Babcock, 2009). Individuals can engage in both types of aggression, leading to the view that reactive and proactive aggression are separate dimensions rather than distinct categories (Poulin and Boivin,