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Plato suggested that the brain is the mechanism of mental processes.
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Philippe Pinel relieved the first mental patients of confinement in the first mass movement for more humane treatment of the mentally ill.
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Ernst Heinrich Weber published his perception theory; Weber’s Law.
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Phineas Gage suffered brain damage when an iron pole pierced his brain. His personality was changed but his memory remained unscathed concluding that an area of the brain plays a role in personality.
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Charles Darwin published "On the Origin of Species", detailing his view of evolution and expanding on the theory of survival of the fittest.
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French physician Paul Broca discovered an area in the left frontal lobe that plays a key role in language development.
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G. Stanley Hall received the first American Ph.D. in psychology.
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Wilhelm Wundt founded the first formal laboratory of Psychology at the University of Leipzig, marking the beginning of the study of human emotions, behaviors, and brain functions.
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John Dewey founded the school of thought commonly known as functionalism.
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Alfred Binet and Theodore Simon develop a scale of general intelligence based on mental age.
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John E. Watson published "Psychology as a Behaviorist Views It" marking the beginnings of Behavioral Psychology.
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psychiatrist Hermann Rorschach creates a test based on a person's interpretation of inkblots.
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Hans Berger invented a device that monitors electrical activity in the brain using electrodes attached to the head.
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Walter Freeman performs first frontal lobotomy in the United States at George Washington University in Washington, D.C.
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Tofranil was FDA approved to lessen depression.
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Also known as Thorazine, was first used in the treatment of schizophrenia.
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The FDA approves lithium carbonate to treat patients with bipolar mood disorders
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First Doctor of Psychology professional degree program in Clinical Psychology was established in the Department of Psychology at The University of Illinois.
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Psychology advances to the modern age with the appearance of e-therapy.
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Becomes the first state to pass legislation allowing licensed psychologists to prescribe psychotropic medication.
