Written by the Fiveable Content Team • Last updated August 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated August 2025
Definition
Social Identity Theory refers to the idea that individuals derive a sense of self and their identity from the groups they belong to. It suggests that people strive for positive social identities by favoring their own group over others.