How Did Psychology Evolve In The Twentieth Century?
How Did Psychology Evolve In The Twentieth Century? Sigmund Freud, founder of psychoanalysis, proposed the three levels of awareness. Other 20th-century contributions include psychology as behaviorism, cognitive psychology, self-actualization, and psycholinguistics. What is psychology in 20th century? Sigmund Freud, founder of psychoanalysis, proposed the three levels of awareness. Other 20th-century contributions include psychology as behaviorism,