Facts about Thomas Theorem
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Sociologists classify the Thomas Theorem as a foundational principle of symbolic interactionism, emphasizing how meaning and interpretation shape social behavior.
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Robert K. Merton later extended the Thomas Theorem into his influential concept of the self-fulfilling prophecy, showing how false beliefs can generate confirming outcomes.
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A key implication of the Thomas Theorem is that subjective perceptions and beliefs can produce objectively real social outcomes, regardless of objective reality.
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Formulated in 1928, the Thomas Theorem appears in the book The Child in America, co-authored by W.I. Thomas and Dorothy Swaine Thomas.
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The Thomas Theorem, formulated by sociologist W.I. Thomas, states that if people define situations as real, those situations become real in their consequences.