Abraham Maslow Biography
Abraham Maslow was an American psychologist best known for his theory of the hierarchy of needs. Learn more about his life, work and theories in this brief biography of Abraham Maslow.

B. F. Skinner Biography
B. F. Skinner?s research on operant conditioning made him one of the leaders of behaviorism. Learn more about his life, career, research, and writings in this B.F. Skinner biography.

Carl Rogers Biography
Carl Rogers was one of the most influential psychologists of the 20th-century. Find more information on his life, career, and work in this biography.

Edward Thorndike Biography
Edward Thorndike was a pioneering American psychologist perhaps best known for the law of effect. Learn more about his personal life, teaching career and psychology research in this biography of Edward Thorndike.

Ivan Pavlov Biography
Ivan Pavlov was primarily interested in physiology, but his discovery of conditional reflexes heavily influenced the behaviorist movement. Learn more about his theories, career, and influence on psychology in this Ivan Pavlov biography.

Jean Piaget Biography
Jean Piaget's theory of cognitive development contributed to psychology's understanding of children's intellectual development. Find more information on his career, research, and influence on psychology in this Jean Piaget biography.

John Watson Biography
John Watson is often referred to as the "father of behaviorism." Learn more about his life, career, and theories in this brief biography.

Lev Vygotsky Biography
Lev Vygotsky was a seminal thinker in psychology. Learn more about the life, work and theories of Lev Vygotsky.

Martin Seligman Biography
Martin Seligman, psychologist and author of self-help books, is best-known for his theory of learned helplessness and his work in the area of positive psychology. Learn more about his life, work and theories in this biography of Martin Seligman.

Philip Zimbardo Biography
Philip Zimbardo is an American psychologist perhaps best known for his famous Stanford Prison Experiment. Learn more about his life, theories, career and contributions to psychology in this biography of Philip Zimbardo.

Robert Yerkes Biography
Robert Yerkes was an influential psychologist known for his work in the area of comparative psychology. Learn more about his life, career and contributions to psychology in this biography of Robert Yerkes.

Wilhelm Wundt Biography
Learn more about the life and career of Wilhelm Wundt, including his contributions to the field of psychology and his influence on other theorists.

Max Wertheimer Biography (1880-1943)
Max Wertheimer was one of the founders of Gestalt Psychology. His life and work had a major influence on the early development of psychology as a science.

Robert Sternberg Biography (1949 - )
Robert Sternberg is a contemporary psychologist best-known for his research on intelligence, love, creativity and cognitive styles. Learn more about his contributions to psychology in this brief biography of his life.

Sabina Spielrein (1895-1942)
Sabina Spielrein was a patient, student and possible mistress of Carl Jung's. Learn more about her life, legacy and important contributions to psychology.

Stanley Milgram Biography
Stanley Milgram was an American psychologist perhaps best remembered for his infamous obedience experiment. Learn more about his life and career.

Edward B. Titchener Biography
Edward B. Titchener is best remembered for his influence on the school of thought known as structuralism. Learn more about his life, career, and influence on psychology.