 All Warrant Officers in the RAF are equal in terms of rank, but the most senior Non-Commissioned appointment is known as the Chief of the Air Staff's Warrant Officer.The Royal Air Force operates several units and centres for the provision of non-generic training and education.These include the Royal Air Force Leadership Centre and the Royal Air Force Centre for Air Power Studies, both based at RAF Cranwell, and the Air Warfare Centre, based at RAF Waddington and RAF Cranwell.