The Secretary of the Air Force (SecAF, or SAF/OS) is the Head of the Department of the Air Force, a component organization within the Department of Defense of the United States of America. The Secretary of the Air Force is appointed from civilian life by the President, by and with the advice and consent of the Senate. The Secretary reports to the Secretary of Defense and/or the Deputy Secretary of Defense, and is by statute responsible for and has the authority to conduct all the affairs of the Department of the Air Force.