The chief of naval operations (CNO) is the professional head of the United States Navy. The position is a statutory office held by an admiral who is a military adviser and deputy to the secretary of the Navy. In a separate capacity as a member of the Joint Chiefs of Staff, the CNO is a military adviser to the National Security Council, the Homeland Security Council, the secretary of defense, and the president. The current chief of naval operations is Admiral Michael M. Gilday.
Richard Bowman Myers is the 14th president of Kansas State University and a retired four-star general in the United States Air Force who served as the 15th Chairman of the Joint Chiefs of Staff. As Chairman, Myers was the highest ranking uniformed officer of the United States military forces.
The Joint Chiefs of Staff (JCS) is the body of the most senior uniformed leaders within the United States Department of Defense, that advises the president of the United States, the secretary of defense, the Homeland Security Council and the National Security Council on military matters. The composition of the Joint Chiefs of Staff is defined by statute and consists of a chairman (CJCS), a vice chairman (VJCS), the service chiefs of the Army, Marine Corps, Navy, Air Force, Space Force, and the chief of the National Guard Bureau. Each of the individual service chiefs, outside their JCS obligations, work directly under the secretaries of their respective military departments, e.g. the secretary of the Army, the secretary of the Navy, and the secretary of the Air Force.
Maxwell Davenport Taylor was a senior United States Army officer and diplomat of the mid-20th century. He served with distinction in World War II, most notably as commander of the 101st Airborne Division, nicknamed "The Screaming Eagles."
The chairman of the Joint Chiefs of Staff (CJCS) is the highest-ranking and most senior military officer in the United States Armed Forces and is the principal military advisor to the president, the National Security Council, the Homeland Security Council, and the secretary of defense. While the chairman of the Joint Chiefs of Staff outranks all other commissioned officers, the chairman is prohibited by law from having operational command authority over the armed forces; however, the chairman does assist the president and the secretary of defense in exercising their command functions.
The Vice Chairman of the Joint Chiefs of Staff (VJCS) is, by U.S. law, the second highest-ranking military officer in the United States Armed Forces, ranking just below the chairman of the Joint Chiefs of Staff. The vice chairman outranks all respective heads of each service branch, with the exception of the chairman, but does not have operational command authority over their service branches. The Goldwater–Nichols Act of 1986 created the position of vice chairman to assist the chairman in exercising his or her duties. In the absence of the chairman, the vice chairman presides over the meetings of the Joint Chiefs of Staff and performs all other duties prescribed under 10 U.S.C. § 153 and may also perform other duties that the president, the chairman, or the secretary of defense prescribes.
Martin Edward Dempsey, sometimes known as Marty Dempsey, is a retired United States Army general who served as the 18th Chairman of the Joint Chiefs of Staff from October 1, 2011 until September 25, 2015. He previously served as the 37th Chief of Staff of the Army from April 11, 2011, to September 7, 2011. Before that, he served as Commanding General, U.S. Army Training and Doctrine Command, from December 8, 2008, to April 11, 2011, as Acting Commander, U.S. Central Command, from March 24, 2008, to October 30, 2008, as Deputy Commander, U.S. Central Command, from August 2007 to March 23, 2008, and as Commanding General, Multi-National Security Transition Command – Iraq (MNSTC-I), from August 2005 to August 2007. Dempsey assumed his assignment as Chairman of the Joint Chiefs of Staff on October 1, 2011 and stepped down from the Chairmanship on September 25, 2015. He now serves as a professor at Duke University and is the chairman of USA Basketball.
The chief of staff of the Army (CSA) is the service chief of the United States Army. As the highest ranking officer assigned to serve in the Department of the Army, the chief is the principal military advisor and a deputy to the secretary of the Army. In a separate capacity, the CSA is a member of the Joint Chiefs of Staff and, thereby, a military advisor to the National Security Council, the secretary of defense, and the president of the United States. The CSA is typically the highest-ranking officer on active duty in the U.S. Army unless the chairman or the vice chairman of the Joint Chiefs of Staff are Army officers.
The Goldwater–Nichols Department of Defense Reorganization Act of October 4, 1986Pub.L. 99–433,, made the most sweeping changes to the United States Department of Defense since the department was established in the National Security Act of 1947 by reworking the command structure of the United States military. It increased the powers of the chairman of the Joint Chiefs of Staff and implemented some of the suggestions from the Packard Commission, commissioned by President Reagan in 1985. Among other changes, Goldwater–Nichols streamlined the military chain of command, which now runs from the president through the secretary of defense directly to combatant commanders, bypassing the service chiefs. The service chiefs were assigned to an advisory role to the president and the secretary of defense, as well as given the responsibility for training and equipping personnel for the unified combatant commands.
The chief of staff of the Air Force is a statutory office held by a general in the United States Air Force, and as such is the principal military advisor to the secretary of the Air Force on matter pertaining to the Air Force; and is in a separate capacity, a member of the Joint Chiefs of Staff, and thereby a military adviser to the National Security Council, the secretary of defense, and the President. The chief of staff is typically the highest-ranking officer on active duty in the Air Force unless the chairman and/or the vice chairman of the Joint Chiefs of Staff are Air Force officers.
David Charles Jones was a United States Air Force general and the ninth Chairman of the Joint Chiefs of Staff. In this capacity, General Jones served as the highest ranking uniformed officer of the United States military forces. Prior to serving as Chairman of The Joint Chiefs of Staff, Jones served as the ninth Chief of Staff of The United States Air Force and fifteenth Commander of The United States Air Force in Europe.
The Chiefs of Staff Committee (CSC) is composed of the most senior military personnel in the British Armed Forces who advise on operational military matters and the preparation and conduct of military operations. The committee consists of the Chief of the Defence Staff who is the chairman and professional head of the forces, the Vice-Chief of the Defence Staff, who is the vice-chairman and deputy professional head of the armed forces. The Committee also consists of the professional heads of each branch of the armed forces: the First Sea Lord and Chief of the Naval Staff, the Chief of the General Staff and the Chief of the Air Staff.
The Chairman Joint Chiefs of Staff Committee (CJCSC) is, in principle, the highest-ranking and senior most uniformed military officer, typically at four-star rank, in the Pakistan Armed Forces who serves as a Principal Staff Officer and a chief military adviser to the civilian government led by elected Prime minister of Pakistan and his/her National Security Council. The role of advisement is also extended to the elected members in the bicameral Parliament and the Ministry of Defence. The Chairman leads the meetings and coordinates the combined efforts of the Joint Chiefs of Staff Committee (JCSC), comprising the Chairman, the Chief of Army Staff and Chief of Air Staff and the Chief of Naval Staff, Commandant of Marines, DG Strategic Plans Division, and commanders of the service branches in the paramilitary command.
The Joint Chiefs of Staff Committee (JCSC), ; is an administrative body of senior high-ranking uniformed military leaders of the unified Pakistan Armed Forces who advises the civilian Government of Pakistan, National Security Council, Defence Minister, President and Prime minister of Pakistan on important military and non-military strategic matters. It is defined by statute, and consists of a Chairman, the military chiefs from Army, Navy and the Air Force: all four-star officers appointed by the President, on the advice of the Prime minister. The chairman is selected based on seniority and merit from the Chiefs of service of the three branches of the Pakistan Armed and Defense Services. Each service chief, outside their Joint Chiefs of Staff obligations, performs their duty directly for the Ministry of Defence.
Senior Enlisted Advisor to the Chairman of the Joint Chiefs of Staff (SEAC) is a military position within the United States Department of Defense and is the most senior Non Commissioned Officer (NCO) overall in the United States Armed Forces. The SEAC is appointed by the Chairman of the Joint Chiefs of Staff to serve as a spokesperson to address the issues of enlisted personnel to the highest positions in the Department of Defense. As such, the SEAC is the senior enlisted advisor to the Chairman of the Joint Chiefs of Staff, and serves at the pleasure of the Secretary of Defense. The SEAC's exact duties vary, depending on the Chairman, though he generally devotes much time traveling throughout the Department of Defense observing training and communicating to service members and their families. The normal tour of assignment is four years, which runs concurrently with the Chairman. The first member to hold this post was William Gainey. The current SEAC is Ramón Colón-López, USAF; he assumed the duties on December 13, 2019.
The director of the Joint Staff (DJS) is a three-star officer who assists the Joint Chiefs of Staff, a cabinet of senior military officers within the United States Armed Forces who advise the secretary of defense and the president on military matters. The director assists the chairman of the Joint Chiefs of Staff in managing the Joint Staff and with the management and organization of the staff's members. The director also chairs meetings of the Operations Deputies, a subsidiary body comprising the director and a three-star delegate from each service who preview or resolve issues before they are escalated to the four-star level of the Joint Chiefs of Staff.
The Chairman of the Joint Chiefs is the highest-ranking military officer (except for the President of the Philippines who holds the position of Commander-in-Chief equivalent to a 5-star general) and the head of the Armed Forces of the Philippines (AFP) including all service branches under its command. The position is usually held by a four-star rank of General/Admiral and was formerly known as the "Chief of Staff of the Armed Forces of the Philippines" until June 2020. Its direct equivalent in the US Armed Forces is the Chairman of the Joint Chiefs of Staff. Unlike his US counterpart which is merely supervisory, the Chairman has complete operational control and is responsible for overall operations of the AFP.
Mark Alexander Milley is a United States Army general and the 20th chairman of the Joint Chiefs of Staff. He previously served as the 39th Chief of Staff of the United States Army.
John Earl Hyten is a United States Air Force general who serves as the 11th Vice Chairman of the Joint Chiefs of Staff. He has served as Vice Chairman since November 21, 2019.
The chief of space operations (CSO) is a statutory office held by a general in the United States Space Force, and is the principal military adviser to the secretary of the Air Force for Space Force operations; and is in a separate capacity a member of the Joint Chiefs of Staff, and thereby a military adviser to the National Security Council, the secretary of defense, and the president. The chief of space operations is typically the highest-ranking officer on active duty in the Space Force unless the chairman or the vice chairman of the Joint Chiefs of Staff are Space Force officers.
