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Here is a list of psychology topics from the Library of Congress Classification System.

Subclass BF

BF1-990            Psychology

BF38-64            Philosophy. Relation to other topics

BF173-175.5     Psychoanalysis

BF176-176.5     Psychological tests and testing

BF180-198.7     Experimental psychology

BF203               Gestalt psychology

BF207-209        Psychotropic drugs and other substances

BF231-299        Sensation. Aesthesiology

BF309-499        Consciousness. Cognition. Including learning, attention, comprehension, memory, imagination, genius, intelligence, thought and thinking, psycholinguistics, mental fatigue

BF501-505        Motivation

BF511-593         Affection. Feeling. Emotion

BF608-635        Will. Volition. Choice. Control

BF636-637        Applied psychology

BF638-648        New Thought. Menticulture, etc.

BF660-685        Comparative psychology. Animal and human psychology

BF692-692.5     Psychology of sex. Sexual behavior

BF697-697.5     Differential psychology. Individuality. Self

BF698-698.9     Personality

BF699-711        Genetic psychology

BF712-724.85   Developmental psychology. Including infant psychology, child psychology, adolescence, adulthood

BF725-727        Class psychology

BF795-839        Temperament. Character

BF839.8-885     Physiognomy. Phrenology

BF889-905        Graphology. Study of handwriting

BF908-940        The hand. Palmistry

BF1001-1389    Parapsychology

BF1001-1045     Psychic research. Psychology of the conscious

BF1048-1108     Hallucinations. Sleep. Dreaming. Visions

BF1111-1156      Hypnotism. Suggestion. Mesmerism. Subliminal projection

BF1161-1171     Telepathy. Mind reading. Thought transference

BF1228-1389     Spiritualism. Including mediumship, spirit messages, clairvoyance