United States Department of Defense United States Department of Defense

Top Leaders

Top Civilian and Military Leaders

Secretary of Defense

Photograph of Chuck Hagel, Secretary of Defense

Chuck Hagel

The Secretary of Defense is the principal defense policy adviser to the President and is responsible for the formulation of general defense policy and policy related to all matters of direct concern to the Department of Defense, and for the execution of approved policy. Under the direction of the President, the Secretary exercises authority, direction and control over the Department of Defense. The Secretary of Defense is a member of the President's Cabinet and of the National Security Council.

 

Acting Deputy Secretary of Defense

Photograph of Christine H. Fox, Acting Deputy Secretary of Defense

Christine H. Fox

The Deputy Secretary of Defense is delegated full power and authority to act for the Secretary of Defense and exercise the powers of the Secretary on any and all matters for which the Secretary is authorized to act pursuant to law.

 

Defense Leaders

General Martin E. Dempsey

Chairman, Joint Chiefs of Staff

Dempsey serves as the principal military advisor to the President, the Secretary of Defense, and the National Security Council. more»

Defense Leaders

Admiral James A. Winnefeld, Jr.

Vice Chairman, Joint Chiefs of Staff

Admiral James A. Winnefeld, Jr., serves as the ninth Vice Chairman of the Joint Chiefs of Staff. In this capacity, he is a member of the Joint Chiefs of Staff and the Nation’s second highest-ranking military officer. more»

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