Sergeant Maj. Micheal Barrett, sergeant major of the Marine Corps, talks to non-commissioned officers with 2nd Marine Division about the importance of small unit leadership Sept. 17, 2013, aboard Marine Corps Base Camp Lejeune. General James Amos, commandant of the Marine Corps, also visited and discussed the important role NCOs play in the Marine Corps. - Sergeant Maj. Micheal Barrett, sergeant major of the Marine Corps, talks to non-commissioned officers with 2nd Marine Division about the importance of small unit leadership Sept. 17, 2013, aboard Marine Corps Base Camp Lejeune. General James Amos, commandant of the Marine Corps, also visited and discussed the important role NCOs play in the Marine Corps.