The Chief of Defence Intelligence was the senior officer in command of the UNSC Office of Defence Intelligence, the United Nations Space Command's military intelligence organisation and successor to the Office of Naval Intelligence, Army Intelligence and UNSC Joint Intelligence Bureau. The Chief of Defence Intelligence, or CDI, was a serving three-star military officer who was also responsible for the overall coordination of intelligence activities throughout the Armed Forces. He was supported by two deputies; a civilian Deputy Chief of Defence Intelligence (DCDI), responsible for Defence Intelligence analysis and production; and the military Assistant Chief of the Defence Staff responsible for intelligence collection, mapping and training. The Chief of Defence Intelligence was answerable