Joan Blades — American Businesswoman
Joan Blades is an American businessperson and liberal political activist. In 1987, she and her husband Wes Boyd co-founded Berkeley Systems, a San Francisco Bay area software company known for marketing the 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... (wikipedia)