Groups accomplish instrumental tasks and satisfy socioemotional needs.
-presence of others makes easy tasks easier
-presence of others makes complex tasks more difficult
-when others around�more arousing
-refers to productivity
-when people know they are in a group, they tend to exert less effort
1. individual evaluation
2. social ostracism the loafer( tell them how they are not helping and that they are being a slacker)
-Gender differences
� women would apologize and contribute more work
� men said forget you guys, if you don�t like my work then I am leaving the group
-Anonymity can improve performance-
Loss of identity and loosening inhibitions when in a group�.more likely to do things with group compared to alone
Group: induced lowering of inhibitions
1. arousal
2. anonymity
3. diffused responsibility
2 issues when dealing with decisions
intellectual- only one right answer
judgemental- not one exact answer(more subjective)
Informative- based on logical arguments
Normative- judgmental tasks
Judgment Rule
Group Polarization (used to be called Risky Shift)
-when in a group could be much more conservative or much more extreme
-group-produced enhancement or exaggeration of member�s initial attitudes
-group discussion enhances the initial attitudes of people who already agree
Groupthink
-consensus seeking overrides critical analysis
-any situation in which the most rewarding short-term choice for an individual will ultimately cause negative consequences for the group as a whole
-fear and greed usually takes over rational thinking
-cooperation is necessary to resolve social dilemmas
Powerpoint Slides:
CHAPTER 10:
Group
Behavior
The Nature of Groups
The Nature of Groups
Group size and structure differs
Phases of Group Membership
Phases of Group Membership
Investigation
Socialization
Maintenance
Resocialization
Remembrance
Groups accomplish instrumental tasks and satisfy socioemotional needs.
Social Facilitation
Social Facilitation
Social Facilitation:
The enhancement of dominant responses due to the presence of others.
Zajonc�s Drive Theory of Social Facilitation
Social Facilitation
Social Loafing
Social Loafing:
Group-induced reduction in individual output when efforts are pooled and cannot be individually judged.
Social Loafing
Early and contemporary research
Social Loafing
Reducing social loafing
Potential evaluation
Social ostracism
Gender differences
Deindividuation
Deindividuation:
The loss of individual identity and a loosening of normal inhibitions against engaging in behavior that is inconsistent with internal standards.
Deindividuation
Can deindividuation unleash positive behaviors?
Deindividuation and reduced self-awareness.
Alternative explanation: Conformity to situation- specific group norms.
Two types of decision-making issues
What kind of decision is it? (e.g., intellectual vs. judgmental)
How will the decision be made?
Normative vs. informational social influence
Systematic vs. heuristic processing
Group Decision Rules
Unanimity Rule
Majority-Wins Rule
Plurality-Wins Rule
Group discussion enhances the initial attitudes of people who already agree.
Group discussion enhances the initial attitudes of people who already agree.
Groupthink
Groupthink
Leadership
A leader is an influence agent.
Social Dilemmas
Social Dilemma:
Any situation in which the most rewarding short-term choice for an individual will ultimately cause negative consequences for the group as a whole.
Social Dilemmas
Sanctioning cooperative behavior
Education
Group identification
Promoting cooperative orientation
Promoting group discussion