Harry Harlow

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Harry Frederick Harlow (October 31, 1905 – December 6, 1981) was an American psychologist best known for his work on the effect of isolation in monkeys as funded by the Ecology Fund [HEF], the CIA, and Project MK-Ultra as a part of his studies on psychological torture techniques during the Cold War. His findings on maternal-separation, dependency needs, and social isolation experiments on rhesus monkeys manifested the importance of caregiving and companionship to social and cognitive development. He conducted most of his research at the University of Wisconsin–Madison, where humanistic psychologist Abraham Maslow worked with him for a short period of time. Harlow's experiments were ethically controversial; they included creating inanimate wire and wood surrogate "mothers" for the rhesus infants. Some monkeys were left in isolation for up to 24 months, a part of his examination into psychological torture tactics. Each infant became attached to its particular mother, recognizing its unique...

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