Carl Rogers was one of the most influential psychologists of the 20th century. In addition to contributing to the development of humanistic psychology, his work had a dramatic influence on psychotherapy and education.
B. F. Skinner?s research on operant conditioning (also known as instrumental conditioning) made him one of the leaders of behaviorism, but his theories and research also made him a target for controversy. Skinner's work remains influential today, especially in the field of behavioral therapy where behavior modification and intervention are used to change problem behaviors or reinforce desirable ones.
law of effect. While he was a very successful student, he initially disliked his first psychology course. His interest in psychology grew after reading the classic book The Principles of Psychology by William James. Today, he is often referred to as the father of modern educational psychology.
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behaviorism." His view that psychology was the science of observable behaviors had a strong influence, and the behavioral perspective rose to dominate the field during the first half of the twentieth century. Watson was one of the strongest advocates for behaviorism, suggesting that psychology should be objective and focus on the study of human behaviors.
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Max Wertheimer was one of the founders of the school of thought known as Gestalt psychology. Today, Wertheimer is best remembered for his influence on areas including sensation and perception as well as experimental psychology.
Wilhelm Wundt is best-known for establishing the very first experimental psychology lab in Leipzig, Germany. His work helped establish psychology as its own discipline separate from philosophy and physiology.
Robert Yerkes is known for his influence on comparative psychology and intelligence testing. He served on the committee responsible for developing the Army Alpha and Army Beta intelligence tests. He also established the first lab in the U.S. devoted to primate research.
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Philip Zimbardo is an influential psychologist who conducted a famous experiment during the early 1970s known as the Stanford Prison Experiment. He is also widely recognized for his research on shyness, cult behavior and heroism.