US Army Inspector General School, Ft Belvoir Virginia, Graduates, November-December 1993. Prospective IGs attending the course are AD students from all branches of service: US Army, US Air Force, US Navy, US Marine Corps, US Coast Guard, National Guard, and Civilian employees in IG positions. The IG of the Army personally teaches some of the material in the course to demonstrate how important the Army and DoD consider this course and the role/function of every new IG sent to the field.