PSYO 121 Chapter Notes - Chapter 13: Group Polarization, Social Cognition, Reciprocal Altruism

• School: UBC Okanagan, UBC OK
• Department: Psychology
• Course: PSYO 121
• Professor: Derrick Wirtz

Document Summary

Social psychology: the study of the causes and consequences of sociality. Social behaviour > how people interact with each other. Social in uence > how people change each other. Social cognition > how people think about each other. Aggression: behaviour with the purpose of harming another. Cooperation: behaviour by two or more individuals that leads to mutual bene t. Group: a collection of people who have something in common that distinguishes them from others. Prejudice: a positive or negative evaluation of another person based on their group membership. Discrimination: a positive or negative behaviour toward another person based on their group membership. Common knowledge effect: the tendency for group discussions to focus on information that all members share. Group polarization: the tendency for groups to make decisions that are more extreme than any member would have made alone. Groupthink: the tendency for groups to reach consensus in order to facilitate interpersonal harmony.