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What is a group? Social facilitation: How are we affected by the presence of others? The mere presence of others Crowding: The presence of many others Why are we aroused in the presence of others? Social loafing: Do individuals exert less effort in a group? Many hands make light work Social loafing in evertday life Deindividuation: When do people lose their sense of self in groups? Doing together what we would not do alone Diminished self-awareness Group polarization: Do groups intensify our opinions? The case of the "risky shift": Do groups intensify opinions? Focus On: Group polarization Explaining polarization Groupthink: Do groups hinder or assist good decisions? The Inside Story: Irving Janis on groupthink Symptoms of groupthink Critiquing the concept of groupthink Preventing groupthink Group problem solving The Inside Story behind a Nobel Prize: Two minds are better than one The influence of the minority: How do individuals influence the group? Consistency Self-confidence Defections from the majority Is leadership minority influence? Focus On: Transformational community leadership Postscript: Are groups bad for us? |