The tendency of the body (and the mind) to natural gravitate toward a state of equilibrium or balance.

Stemming from the Phallic stage, a child who becomes fixated may develop a personality characterized by selfishness, impulsivity, and a lack of or reduced ability to feel empathy.

The theory that schizophrenia is caused by  an excess amount of dopamine in the brain.  Research has found that medication to reduce dopamine can reduce the positive symptoms of schizophrenia.

Negative beliefs, attitudes, or feelings about a person’s entire character based on only one characteristic. This belief is often based on faulty information.

One half of the interquartile range

A defense mechanism where undesired or unacceptable impulses are transformed into behaviors which are accepted by society.

The application of behavioral theory to change a specific behavior.

The application of behavioral theory (e.g. conditioning, reinforcement) in the treatment of mental illness.

The school of psychology founded on the premise that behavior is measurable and can be changed through the application of various behavioral principles.

Also referred to as a normal distribution or normal curve, a bell-shaped curve is a perfect mesokurtic curve where the mean, median, and mode are equal.