|1.||David. 1705--57, English philosopher and physician. In Observations of Man (1749) he introduced the theory of psychological associationism|
|2.||L(eslie) P(oles). 1895--1972, British novelist. His novels include the trilogy The Shrimp and the Anemone (1944), The Sixth Heaven (1946), and Eustace and Hilda (1947) as well as The Go-Between (1953)|
English physician and philosopher credited with the first formulation of the psychological system known as associationism. Attempting to explain how thought processes occur, Hartley's associationism, with later modifications, has endured as an integral part of modern psychological theory. Hartley was also noted for advocating a physiological psychology divorced from metaphysics.
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