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Lecture 20

PSY1102 Lecture 20: PSY1102F Last Chapter 13 part 2 Lecture NOTE 20

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University of Ottawa
Najwa Haddad

PSY1102F Chapter 13 part 2 Lecture NOTE 20 Chapter 13 Social Psychology Group Influence: individual behaviour in the presence of others Social loafing: tendency as an individual to put less effortenergy in the task if we work alone we work more effectively consciouslyunconsciously other will not work hard enough when we do not know what each one is responsible for exception: if we are a group who are good standing from community we are going to work hard having very clear responsibility there is high chance of Social facilitation: how presence of others affect our performance enhancement of performance: through easy task with presence of other worsen our performance: through hard tasks with presence of other Deindividuation: lose our sense of individual identity likely to happen in crowd when there is no encounters when we lose our selfconsciousness Effects of group interaction Group polarization: once member of group talks about a topic the discussion of initial can becomes dangerous Group think: Janis 1 person to study group thinking bad decisions were made every time there is group think when members of the group who become just concern about the group pleasing others disregard critical thinking without disagreement they shut down all the outside info etc. How do we avoid the groupthink? must encourage disagreement, have the critical thinking use of rationalproblem solving skills, instead of forming harmony in the group Social Relations: Prejudice: infoprejudgement rush the judgement conclusion long before facts brings negative attitude to specific group not based on facttruth based on superficialincompleteinaccurate information 3 components are: cognitive (beliefthought), emotional, behavioural (refusal, discrimination, disagreement) it is universal can be implicit or explicit or due to mental shortcuts Justworld phenomenon: good things happen to good people; bad things happen to bad people this causes victim blaming extreme belief leads to prejudice Emotional factors through different world views Frustration: usually cannot know the source or too powerful some scapegoat(a person who blame others) on them learning babies are not born with hate social pressure: can be prejudice use of others behaviour to cruel rejection social identity economic do matter prejudice is used to divide who are Aggression: any acts done with intention to hurt, destroy, harm we are all aggressive at one point Factors: Genetic: brain of very violent person has smaller frontal lobe where there is decision making low serotonin aggression Hormone: testosterone increase makes person more aggressive stress hormone also increase the aggression dramatically Alcohol: drinking leads to aggression due to decreased frontal lobe activity depressed CNSmaking impulsive choices Mental illness: could lead to increase in aggression **note that not all are aggressive Adverse event: enhance aggression from negative events FrustrationAggression Principle: blocked from reaching a goal we want we end up becoming aggressive *we learn to be aggressive abusive person may come from abusive home
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