The predominant involvement technique of psychologists is psychotherapy, including, behavioral, cognitive, humanistic, existential, psychodynamic, and systemic approaches. The alleviation of mental distress is the job of psychologists. In Hanover some psychologists with post-doctoral pharmacology training have been granted prescriptive authority for certain mental health disorders upon agreement with the patient's physician with in Hanover.
The most commonly recognized psychology professionals are clinical and counseling psychologists, in Hanover, who provide psychotherapy or administer and interpret psychological tests. A psychologist is some one who studies mind and behavior of an individual. Psychologists use knowledge and research to solve problems such as mental illness.