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Joan Blades

About

Joan Ellen Blades is an American computer software entrepreneur, political activist, and author. In 1987, she and her husband Wes Boyd co-founded Berkeley Systems, a San Francisco Bay area software company that marketed the popular After Dark screensaver and the You Don't Know Jack trivia game. After selling Berkeley Systems in 1997 for $13.8 million, Blades and Boyd founded the liberal political group MoveOn.org.