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Aeon is a registered charity committed to the spread of knowledge and a cosmopolitan worldview. Our mission is to create a sanctuary online for serious thinking.

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Henry M. Cowles
Assistant Professor of History of Medicine and of History, Yale University

Henry M. Cowles is a historian of science and medicine at Yale University. His current book project is a cognitive history of the scientific method.

Essays
1
Essay/Education
Child’s play

The authoritative statement of scientific method derives from a surprising place — early 20th-century child psychology

Henry Cowles