Mathematicians Sung-Yung Chang and Fan Chung Graham grew up in Taiwan in the 1970s. They were blessed with a high IQ and demonstrated considerable willpower in their pursuit of truth. But the secret to their success was that they managed to find a happy balance between work and family life. The two shattered the stereotype that math is a subject for men and proved that meticulousness and the ability to stay focused over long periods—qualities often demonstrated by women—could give them an edge.