A clinical psychologist treats individuals with mental, emotional, and behavioral disorders. These range from short-term crises, such as difficulties resulting from adolescent rebellion, to more severe conditions such as schizophrenia. May work in private practice, clinics, hospitals, or prisons. May use psychological tests to diagnose disorders and form treatment. Utilizes various techniques, such as milieu therapy, psychodrama, play therapy, and hypnosis. May research personality development and adjustment, diagnosis, treatment, and prevention of mental disorders. May consult government agencies on cases or in development of mental health programs. May specialize in behavior problems and therapy, crime and delinquency, group therapy, individual diagnosis and therapy, mental deficiency, objective tests, or speech pathology. May focus on specific populations, such as children, minority groups, gays and lesbians, or the elderly. Employment or licensing as a clinical psychologist requires a doctorate degree.