Aggressive BehaviorAggression is a behavioral characteristic that refers to forceful actions or procedures (such as a deliberate attack) with the intent to dominate or master. It tends to be hostile, harmful, or destructive, and is often motivated by frustration (The Merriam-Webster Dictionary, 1995). For an individual, aggressive behavior is considered understandable and normal in appropriate circumstances, but when it is frequent, intense, long-lasting and pervasive, it is more likely to be a symptom of a mental disorder. Similarly, intergroup aggression can take the form of healthy competition, but can become harmful when an unfair or unjust disadvantage or frustration is perceived, leading to hostility (Brown, 1986). Psychopathy is a mental disorder characterized by egocentrism and impulsivity. , irresponsibility, superficial emotions and lack of empathy, guilt or remorse. Pathological lying, manipulation, and persistent violation of social norms and expectations are also typical of psychopathic behavior (Hare, 1996). This selfishness, manipulation, and ongoing social deviance often manifests as aggressive behavior that is psychopathological, due to its connection to psychopathy. As a manifestation of the disorder itself, the factors that cause psychopathy lead to its aggressive behavior. Hare (1996) theorized that psychopathy may be linked to brain dysfunction “reflecting structural or functional abnormalities in brain mechanisms and circuits… responsible for coordinating cognitive and affective processes (Intrator et al., 1995). » Damage to the medial temporal cortex, amygdala, and particularly the orbito/ventromedial frontal cortex, has been correlated with "dissociation...... middle of article ......dle River, NJ: Prentice-Hall, Inc. Geis, F.L., Brown, V., Jennings, J., & Corrado-Taylor, D. (1996). Sex versus status in gender stereotypes. Sex Roles, 11, 771-785. Hare, R.D. (1996). Psychopathy: A clinical construct whose time has come. Criminal Justice and Behavior, 23, 25-54. Inman, ML and Baron, RS (1995). Influence of prototypes on perceptions of prejudice. Journal of Personality and Social Psychology, 70, 727-739.Oltmanns, TF, Neale, JM and Davison, GC (1991). Case studies in abnormal psychology (pp.136-147). New York: Wiley. Wittenbrink, B., Judd, C. M., & Park, B. (1997). Evidence of racial bias at the implicit level and its relationship to questionnaire measures. Journal of Personality and Social Psychology, 72, 262-274. The Merriam-Webster Dictionary (Home & Office ed.). (1995). Springfield, Mass.: Merriam-Webster.