Designed to acquaint master's degree students with the epidemiology, classification, and etiology of the major mental illnesses; with a primary objective to develop the student's diagnostic skills in the field of psychopathology. Students become familiar with historical and current mental health policy issues. At course conclusion students have an effective working knowledge of the bio-psycho-social basis of the major mental disorders, the behavioral symptomology that characterizes them, the use of psychotropic medication in treatment, and their classification according to the current DSM system. Students must have successfully completed the two foundation year HBSE courses.