PSY220H5 Lecture Notes - Lecture 7: Groupthink, Spring Break, Reconsideration Of A Motion
Document Summary
Group: two or more people who, for longer than a few moments, interact with and influence one another and perceive one another as us . Major team sports studies show people do better when playing at home. The effects of social arousal: robert zajonc proposed arousal from others" presence strengthens dominant responses (correct responses only on easy or well-learned tasks. Others presence -> arousal -> strengthens dominant responses -> enhance easy behavior. Social facilitation: others" presence -> individual efforts evaluated -> evaluation apprehension -> arousal. Social loafing: others" presence -> individual efforts pooled (not evaluated) -> no evaluation apprehension -> relaxation. A rat colony lives in a quarter acre pen. He then divided the pen into 4 sections, the 2 largest males each claimed one section along with a small harem of females; rest of the colony lived in overcrowded conditions. Breakdown in mating and nest building, eating of the young, random and inappropriate aggression, others passive and withdrawn.
