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Theodore Simon in AP Psychology

Verified for the 2027 exam
Verified for the 2027 exam•Fiveable Content Team

Definition

Theodore Simon was a French psychologist and collaborator of Alfred Binet who together developed the first widely used intelligence tests during the early 1900s. Their tests aimed to measure a child's mental age compared to their chronological age.

This definition is part of Fiveable's AP Psychology review, which also has guided practice questions.

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