Managing Martians

Donna Shirley's 35-year career as an aerospace engineer reached a jubilant pinnacle in July 1997 when Sojourner--the solar-powered, self-guided, microwave-oven-sized rover--was seen exploring the Martian landscape in Pathfinder's spectacular images from the surface of the red planet. The event marked a milestone in space, but for Donna Shirley, the leader of the mostly male team that designed and built Sojourner--and the first woman ever to manage a NASA program--it marked a triumph of another k