<span>The person who developed role theory to be used as a method to examine social relations was Robert Merton. Robert King Merton was a famous American sociologist. Most of his career was spent teaching at Columbia University. He was ranked as a University Professor.</span>
Young tommy is approximately three months, by three months, he plays with his fingers and looks at his hands. By three to four months, he can grasp an object. Baby’s touch is developing, how their coordination is improving and what you can do to help development.
There would be fewer hospital services, and research would decline
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Harlow found that the infant monkeys spent significantly more time with the terry cloth mother than they did with the wire mother. ... Harlow's work showed that infants also turned to inanimate surrogate mothers for comfort when they were faced with new and scary situations.
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