Mary Winston Jackson was an African American mathematician and aerospace engineer at the National Advisory Committee for Aeronautics, which in 1958 was succeeded by the National Aeronautics and Space Administration. She became the first black engineer to work for NASA. For nearly two decades she enjoyed a productive engineering career, authoring, or co-authoring a dozen or so research reports, most focused on the behavior of the boundary layer of air around airplanes. She served as the chair of one of the center’s annual United Way campaigns, was a Girl Scout troop leader for more than three decades, and a member of the National Technical Association (the oldest African American technical organization in the United States). She and her husband