 The Commission staff consists of an Executive Director in Arlington County, Virginia, a Senior Staff Officer in Anchorage, Alaska, and an Administrative Officer in the Arlington office.The principal office of the Commission is in Arlington and the Alaska office of the Commission is located in Anchorage.Advisors are appointed by the Commission on an "as needed" basis to provide information and advice on particular research needs and issues of concern to the Commission, review draft documents of the Commission and convey information of importance on the various scientific and engineering disciplines they represent.