👩‍👩‍👦intro to sociology review

The Thomas Theorem

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025

Definition

The Thomas Theorem posits that if people perceive situations as real, they are real in their consequences. This means individuals' responses or behaviors are influenced by their perceptions of a situation, regardless of the objective reality.

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