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IQ and Age: How Intelligence Changes Across the Lifespan

PK
Peter Kolomiets
|April 3, 2026|Updated Apr 13, 2026|7 min read
IQ and Age: How Intelligence Changes Across the Lifespan

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References

  1. Salthouse, T. A.. Salthouse, T. A. (2004). What and When of Cognitive Aging
  2. Horn, J. L. & Cattell, R. B.. Horn, J. L. & Cattell, R. B. (1967). Age Differences in Fluid and Crystallized Intelligence
  3. Deary, I. J.. Deary, I. J. (2001). Intelligence: A Very Short Introduction

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