PSYB10H3 Lecture Notes - Normative Social Influence, Empathic Concern, Inclusive Fitness
Document Summary
Aggression: intentional behaviour aimed at causing physical or psychological pain. Verbal or relational aggression: saying or doing psychologically hurtful things. We make distinction between hostile and instrumental aggression. The pain is a middle step toward another goal (starting spreading rumors because they were jealous of your social status. The booze made me do it - chemical influence. I was having a bad day - frustration-aggression theory. I did what anyone else would do or violence in the media - social learning theory. Aggression is adaptive and has survival value. Twin studies find highly heritability for aggression. Generally involved in planning and behavioral regulation. Murderers have less pfc activity than normal controls. Pfc becomes less activated when contemplating aggressive act. The steroid hormone testosterone may increase aggression. - greater exposure to testosterone in womb linked to aggression. Neurotransmitter related to many aspects of experience. Violent criminals have less serotonin than normals.
