Roger D. Launius
ROGER D. LAUNIUS is chair of the Division of Space History at the Smithsonian Institution's National Air and Space Museum in Washington, D.C. Between 1990 and 2002, he served as chief historian of the National Aeronautics and Space Administration. His works in the history of Mormonism include Joseph Smith III: Pragmatic Prophet (1988); Differing Visions: Dissenters in Mormon History, co-edited with Linda Thatcher (1994); Cultures in Conflict: A Documentary History of the Mormon War in Illinois, co-edited with John E. Hallwas (1995); and Kingdom on the Mississippi Revisited: Nauvoo in Mormon History (1996), co-edited with John E. Hallwas.