- founded during late 1800s and early 1900s
- work of the unconscious behavior
- behavior is determined by powerful inner forces, most of which are buried in the unconscious mind
- Freud developed psychoanalysis as a form of psychotherapy (free association), theory of personality (id, ego and super ego drives), and theory of development (psychosexual stages)
- goal is to help the patient understand and accept repressed feelings and find ways to deal with them