group behavior

How crowds act

Group behavior is how individuals act when part of a collective—a crowd, team, organization, or social unit.

The term captures phenomena like conformity, mob mentality, and cooperation that emerge when people influence each other: Group behavior at the rally turned aggressive.

Psychologists study group behavior to understand why people act differently together than alone.

Opposites
social unit scale

group behaviorpersonal conduct

Individual behavioral choices

coordination vs. autonomy

group behaviorfree agency

Athlete unbound by contract

self-determination · rugged individualism

conformity vs. deviance

group behaviornonconformity

Rejection of prevailing norms

dissent · deviance · deviant behavior · rebellion · defiance

Family

group, behavior, grouping, grouped, misbehave, misbehavior, behaviour, subgroup, behaviors

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Known to kids · Used worldwide · Timeless · Abstract · Everyday, not technical · Rated G