Clinical psychology is an integration of science, theory and clinical knowledge for the purpose of understanding, preventing, and relieving psychologically-based distress or dysfunction and to promote subjective well-being and personal development. Clinical Psychology focuses on the intellectual, emotional, biological, social, and behavioral aspects of human functioning across the life span, in varying cultures, and at all socioeconomic levels.

A clinical psychologists provides professional services for the diagnosis, assessment, evaluation, treatment and prevention of psychological, emotional, psychophysiological and behavioral disorders across the lifespan. These services include procedures for understanding, predicting, and alleviating intellectual, emotional, physical, and psychological distress, social and behavioral maladjustment, and mental illness, as well as other forms of discomfort. In addition, clinical psychology includes services for the enhancement of functioning in all of these areas.