United States Department of Defense United States Department of Defense The Department of Defense (DoD, USDOD, or DOD) is an executive branch department of the federal government charged with coordinating and supervising all agencies and functions of the government concerned directly with national security and the United States Armed Forces. The department is the largest employer in the world, with nearly 1.3 million active duty servicemen and women as of 2016. Adding to its employees are over 826,000 National Guardsmen and Reservists from the four services, and over 742,000 civilians bringing the total to over 2.8 million employees. Headquartered at the Pentagon in Arlington, Virginia,
Middle Schools of Arlington County, Virginia Middle Schools of Arlington County, Virginia There are five middle schools in Arlington County, Virginia, administered by Arlington Public Schools. Gunston Middle School is located at 2700 South Lang Street, in or near Arlington Ridge. The principal is Dr. Lori Wiggins. In 2012-13, there were over 800 students enrolled and more than 80 teachers (41 of whom have their Master's Degree). It is accredited through the Southern Association of Colleges and Schools. The school was originally called Brandon Junior High. In 1957 the school was renamed Gunston Junior High, named after Gunston Hall, the home of George Mason, the estate