PSYCHOLOGY CAREER - CLINICAL PSYCHOLOGY Clinical psychology: Due to increasing social complexities etc. now there are more cases of mental disturbances and disorders in people. In clinical psychology the study of diagnosis, causes and treatment of such disturbances and disorders is made. Clinicalpsychologists in some cases are required to work with doctors,nurses inhospitals, health centres etc. Work opportunities for them are also available in educational and research institutions. Clinical psychologists play a crucial role in promoting mental health.