Managing MartiansBy: Donna Shirley 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
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