Which individual serves as the Secretary of the Army in this context?

The individual who serves as the Secretary of the Army is responsible for overseeing the entire army and is a key member of the Department of Defense. The Secretary manages policies, plans, and programs for the Army and ensures that the Army is prepared to meet the demands of national security.

In this context, Ryan McCarthy serves as the Secretary of the Army. He was in that role during a significant portion of 2020-2021, and his responsibilities included making crucial decisions about the readiness and organization of the Army. The Secretary plays a vital organizational and leadership role affecting soldiers, resources, and policy directions within the Army.

Other figures mentioned, like Michael A. Grinston, who was the sergeant major of the Army, and Mark T Esper, who was the Secretary of Defense, do not hold the position of Secretary of the Army. Colonel Mark Olsen also does not hold this position, as it is typically a high-ranking civilian appointment rather than a military one. Understanding the distinct roles within the military hierarchy helps clarify who represents the department and its functions.