AP PSYCHOLOGY

Detailed explanation-1: -His work emphasized the importance of care-giving and companionship as vital to normal social and cognitive development. In his surrogate mother experiment, Harlow demonstrated the importance of contact comfort.

Detailed explanation-2: -His work demonstrated the devastating effects of deprivation on young rhesus monkeys. Harlow’s research revealed the importance of a caregiver’s love for healthy childhood development.

Detailed explanation-3: -The infant’s need for physical closeness and touching is referred to as contact comfort. Contact comfort is believed to be the foundation for attachment. The Harlows’ studies confirmed that babies have social as well as physical needs. Both monkeys and human babies need a secure base that allows them to feel safe.

Detailed explanation-4: -Harlow concluded that there was much more to the mother–infant relationship than milk, and that this “contact comfort” was essential to the psychological development and health of infant monkeys and children.