B. F. Skinner was an American behaviorist, psychologist, inventor, author, and social philosopher. Skinner, who taught psychology at Harvard University, is credited with founding a school of thought in psychology called the experimental analysis of behavior. Regarded as a pioneer of modern behaviorism, Skinner was named the 20th century's most influential psychologist, according to a survey conducted in June 2002.
William James was an American psychologist and philosopher. Widely regarded as the father of American psychology and one of the most influential American philosophers, James was the first educator in the United States to offer a course in psychology. He is also credited with co-founding a psychological school of thought called functional psychology and establishing a philosophical school called pragmatism.
Abraham Maslow was an American psychologist best remembered for creating an idea in psychology called Maslow's hierarchy of needs. Maslow, who advocated self-actualization, is also credited with co-founding the school of transpersonal psychology. In 1967, he was adjudged Humanist of the Year by the popular non-profit organization, American Humanist Association.
Psychologist and former Harvard professor Timothy Leary was an advocate of psychedelic drugs. His research experiments included the controversial Concord Prison Experiment and Marsh Chapel Experiment. After being fired from Harvard for his actions, he continued promoting his theories through catchphrases such as “turn on, tune in, drop out.”
A staunch advocate of progressive education and liberalism, the American philosopher and psychologist was the founder of the University of Chicago Laboratory Schools. John Dewey’s famous writings included The Reflex Arc Concept in Psychology and Human Nature and Conduct. According to him, passion for knowledge and intellectual curiosity were central to a teacher. He called himself a democratic socialist.