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prosocial behavior
behavior that benefits another person or has positive social consequences
kin selection theory
the closer someone is genetically to an individual, the more likely it is that they will help them
reciprocal altruism
performing an altruistic act in expectation that it will be repaid in the future
empathy altruism model
we are motivated to help through empathy or a desire to reduce our own distress
sympatico hypothesis
prosocial behavior is influenced by the environments we live in
bystanderism
when people are less likely to offer help because others are present
arousal cost reward model
we are distressed by those in need and weigh costs and rewards before helping
deindividuation
when people lose track of themselves and consequences when in a group
social loafing
when people feel less accountable and do less work while in a group
group polarization
when your attitude becomes more extreme after group discussion
groupthink
when a desire to keep group harmony and consensus leads to bad decisions