DSM

The revision of the DSM that omitted homosexuality was not based on research, nor was much else. It was "political" pressure.

Health and Living

Diagnosing Mental Illness: How DSM-5 Will Change the Rules

By Dr. Michael J. Salamon

Mental health specialists tend to speak about their patients according to a classification referred to as the DSM, which stands for the Diagnostic and Statistical Manual of Mental Disorders. This classification system was first published in 1952 by the American Psychiatric Association as a method to classify mental disorders and develop a statistical baseline through which disorders can be understood, studied and treated. It is not the only classification system available.