For example, Harry Harlow conducted an experiment with rhesus monkeys. ... Harlow concluded that normal sexual and parental behavior depended on a wide array of affectionate ties with peers and family early in life. Harlow's conclusions help prove that the wretch's early, unparented years, were a cause of his inability to love or show sympathy later on. ...

• Word Count: 1581
• Approx Pages: 6
• Grade Level: High School