Gen. Charles Q. Brown, Jr. is Chief of Staff of the Air Force. As Chief, he serves as the senior uniformed Air Force officer responsible for the organization, training and equipping of 685,000 active-duty, Guard, Reserve and civilian forces serving in the U.S. and overseas. As members of the Joint Chiefs of Staff, the general and other service chiefs function as military advisers to the Secretary of Defense, National Security Council and the President.