mental health library

Find articles on stress, phobias and schizophrenia. This section offers information on a range of mental health issues.

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Articles 61-80 of 122

Hull, Clark Leonard

Hull, Clark Leonard (1884-1952), an American psychologist, expressed psychological theory in mathematical terms.

Human Relations

Human Relations, a field concerned with social contact, conflict, and accommodation among human beings in groups.

Hypochondria

Hypochondria, an abnormal emotional condition in which a person is preoccupied with his health and the functions of his body organs.

Hysteria

Hysteria, a mental disorder arising from an unconscious emotional conflict.

Imagination

Imagination, a process of thought by which past experiences are rearranged to form a new mental image.

Imitation

Imitation, the act of repeating the behavior of another, if the other individual's behavior has stimulated the repetition.

Instinct

Instinct, a complex unlearned (inborn) response to a stimulus or group of stimuli.

Intelligence, Human

Intelligence, Human, a general term for what is often called mental alertness or versatility.

Jastrow, Joseph

Jastrow, Joseph (1863–1944), a United States psychologist. He opposed the theory of psychoanalysis and ridiculed spiritualism and experiments in psychical research.

Jones, Ernest

Jones, Ernest (1879-1958), a British psychologist, was a pioneer in his field.

Judd, Charles Hubbard

Judd, Charles Hubbard (1873–1946), a United States educator and psychologist.

Jung, Carl Gustav

Jung, Carl Gustav (1875–1961), a Swiss psychologist and psychiatrist. He founded analytical psychology after his association (1906–13) with Sigmund Freud in the development of psychoanalysis.

Klein, Melanie

Klein, Melanie (1882-1960) was an Austrian-born psychoanalyst who pioneered the field of child psychoanalysis and devised some of the first techniques of play therapy.

Kleptomania, an irrational, irresistible impulse to steal. Kleptomaniacs frequently steal things that are of little value and utterly useless to them, and they often steal with little or no attempt at concealment.

Koffka, Kurt

Koffka, Kurt (1886-1941), a German-American psychologist. With Wolfgang Khler and Max Wertheimer, Koffka was a founder of the Gestalt school of psychology.

Kraepelin, Emil

Kraepelin, Emil (1856-1926) was a German psychiatrist who pioneered investigation into the physical causes of mental illness.

Laing, R. D.

Laing, R. D. (1927-1989) was a Scottish psychiatrist whose work centered on schizophrenia and its causes.

Lashley, Karl Spencer

Lashley, Karl Spencer (1890-1958) was an American psychologist who researched the correlation between brain function and learning.

Learning

Learning, the process of acquiring new habits, skills, attitudes, and knowledge.

Lewin, Kurt

Lewin, Kurt (1890-1947), a German-born American psychologist, developed the field theory of behavior and helped found modern experimental social psychology.