Roger D. LauniusRoger D. Launius has written or edited more than thirty books on aerospace history. Between 1990 and 2002 he served as chief historian of the National Aeronautics and Space Administration (NASA). He then proceeded to work in several positions at theSmithsonian Institution’s National Air and Space Museum in Washington, D.C., most recently as Associate Director for Collections and Curatorial Affairs. Read More Read Less