Undergrad
PS51005B: The
Psychology of the Person
Social Influence II: Majority and Minority
Influence
Session Aims
Understand how the majority and minority influence operate
Examine consistency, conflict, and change in group processes
Learn theoretical models of social influence: genetic model, conversion theory, convergent-divergent
theory
Majority Influence
Occurs when a minority conforms to the majority
Sherif (ambiguous task) and Asch (non-ambiguous task) demonstrated majority influence
Factors that increase it:
Group cohesiveness
Group size
Task difficulty
Collectivist cultures
Factors that reduce it:
Social support
Self-confidence
Minority Influence
Occurs when a majority conforms to a consistent minority
Often slower, but results in private acceptance rather than public compliance
Moscovici (1969, 1976) – Blue-Green Slide Study