American psychologist Harry Harlow is best known for his maternal separation, dependency needs, and social isolation experiments. He used rhesus monkey in his research experiments.
Harry Harlow's study, best known for his social isolation experiments with rhesus monkeys, made a significant contribution to our comprehension of the value of early caring, attachment, and social bonds. In Harry Harlow's research, wire and wool were used to make inanimate surrogate mothers for the rhesus infants, which raised ethical questions. Each newborn developed a close bond with its own mother, recognizing and favoring that face over others. Harry Harlow then decided to look at the newborns' preferences for mothers who were clothed in cloth or exposed wire.
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