This article is about a U.S. Air Force general. See Donald Cook (disambiguation), for other people with similar names.Donald G. Cook is a retired United States Air Force four-star general who served as Commander, Air Education and Training Command at Randolph Air Force Base, Texas from 2001 to 2005.Cook entered the Air Force in 1969 through the ROTC program at Michigan State University. He completed undergraduate pilot training at Williams Air Force Base, Arizona.