Chief of Staff
IDENTIFIES THE LEADER OF A COMPLEX ORGANIZATION, INSTITUTION, OR BODY OF PERSONS
Chief Of Staff; Chief of staff (military); Chief of staff (US military); Chief of staff (politics); Chef d'état-major; Chef d’état-major; Chief of Staff; Chef d'État-Major; Chief-of Staff; Chiefs of staff; Chief-of-staff; Chief of the Staff; Chief of Staff (military); Chief of Staff of the Armed Forces
(n.) = jefe del estado mayor
Ex: The book focuses on Nixon's two terms in office and draws on solid, original source material to get inside the minds of the president and his chief hatchetman, Chief of Staff H. R. Haldeman, in particular.