Social Psychology Social Facilitation In some circumstances, individuals perform better when other people are present. This phenomenon is called social facilitation . Social facilitation is more likely to occur on easy tasks. On difficult tasks, people are likely to perform worse in the presence of others. Group Decision-Making Members of a group are often required to make decisions together. Three concepts related to group decision-making are groupthink, group polarization, and minority influence. Groupthink Groupthink is the tendency for a close-knit group to emphasize consensus at the expense of critical thinking and rational decision-making. In a groupthink situation, group members squash dissent, exert pressure to conform, suppress information from outside the group, and focus selectively on information that agrees with the group’s point of view. Groupthink is more likely to occur when groups have certain characteristics: • High cohesiveness. Group cohesiveness
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