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GROUP BEHAVIOUR (Social neuroscience (Methods of study (EEG (placing…

- - - - injecting a radioactive solution into blood so radiation is absorbed by neurons in the brain
    - - placing electrodes at various points across the scalp
      - to detect electrical activities throughout brain surface
    - - measures changes in activity of specific neurons as they are functioning during cognitive tasks
      - EX:thinking about another person
- - - - conforming to group behaviour out of need for approval & acceptance
      - Norm
        
        cultural rule of behaviour prescribing what is acceptable in a situation
        
        Personal space
        
        family friends public audience
        
        avoid feeling uncomfortable when interacting
        
        prisoners space=3 times personal space
    - - Confirming for need of information & direction
    - - People we conform to because we admire them & want to be like them
    - - Following direct commands, usually from authority figures
      - Stanley Milgram experiment
      - Factors
        
        Legitimacy & closeness of authority
        
        Remoteness of victim
        
        Assignment of responsibility
        
        Modeling/imitation
- - - - demands of roles & situations could produce dramatic changes in behaviour
  - - - abuse of power
      - riots
    - - New year's celebration
      - cheering and shouting during an exciting sports competition
      - increased helping behaviour/heroism
    - - presence of others tend to increase arousal & diminish sense of responsibility
      - anonymity as a powerful inhibitor
- - - - Group's movement towards a riskier/more conservative behaviour, depending on member's initial dominant tendency
      - Persuasive arguments or “new information” reinforces or strengthens the group’s original opinion
    - - Faulty decision-making that occurs when a highly cohesive group strives for agreement and avoids inconsistent information
      - Ignores POV of outsiders/criticisms
- - - - overemphasize individual personality differences and underestimate the power of the situation
    - - situational variavles
      - level of ambiguity
      - num of people in the group
      - status of person in the group
        
        high status people feel more comfortable offering a contrasting view
      - existence of dissenter