Freud was the first to describe unconscious mind, a part of the mind that could contain information of which the mind itself is unaware, but by which it is still affected.
Sigmund Freud (1856–1939) was the creator of psychoanalysis, a technique for treating mental illness and a theory that describes how people behave.
Freud felt that the experiences of our youth have a significant impact on our adult lives, forming our personalities. For instance, anxiety from painful experiences in a person's past that is suppressed and may produce issues in adulthood (in the form of neuroses).
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