RUSSELL E. LEE is a curator in the Aeronautics Division at the Smithsonian Institution's National Air and Space Museum, Washington, D.C. He specializes in soaring flight and sailplane technology as well as other types of sport aircraft. Lee graduated in 1992 from George Mason University with a master's degree in American history, and he has flown a variety of single-engine and motorless aircraft since earning a private pilot's license in 1979.