grad-social-identity

Installation
SKILL.md

Social Identity Theory (SIT)

Overview

Social Identity Theory (Tajfel & Turner, 1979) explains how individuals derive self-concept from group memberships. The theory posits a three-stage process — social categorization, social identification, and social comparison — that produces in-group favoritism and out-group discrimination even with minimal group distinctions (minimal group paradigm).

When to Use

  • Explaining intergroup conflict, prejudice, or discrimination in organizations or communities
  • Diagnosing why cross-functional teams or merged organizations exhibit silo behavior
  • Designing interventions to reduce intergroup bias (common in-group identity, contact hypothesis)
  • Analyzing brand communities, political polarization, or fan loyalty through group identity lenses

When NOT to Use

  • When behavior is explained by individual personality traits rather than group dynamics
  • For interpersonal conflicts that have no group-level component
  • As a blanket explanation for all prejudice — structural, economic, and historical factors also matter
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