Harry Harlow was an American psychologist who is best-remembered for his series of controversial and often cruel experiments with rhesus monkeys where he placed infant monkeys in isolated chambers. In one review of the most eminent psychologists of the 20th century, Harlow was ranked 26th out of 100. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.