SMITHSONIAN INSTITUTION / SCIENCE PHOTO LIBRARY SMITHSONIAN INSTITUTION / SCIENCE PHOTO LIBRARY
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Clark Hull and James Miner, US psychologists. At centre left is US psychologist Clark Leonard Hull (1884-1952), with US psychologist James Burt Miner (1873-1943) at right. The woman at far left is unidentified. Hull worked at Yale where he established his theory of animal learning and conditioning. He published 'Principles of Behavior' (1943). Miner authored a number of works, including 'Motor, Visual And Applied Rhythms' (1903) and 'Deficiency and Delinquency' (1918). This photograph was taken by Marjorie Van de Water (1900-1962) in September 1937 at a meeting of the American Psychological Association.
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