@CNN: Meet Dr. Priscilla Chan — the woman leading what may turn out to be the biggest change agent in Silicon Valley. Here’s why she and her husband, Facebook CEO Mark Zuckerberg, have committed 99% of their wealth to the Chan Zuckerberg Initiative #BossFiles https://t.co/ZHmrJEp9VA https://t.co/ST8VfdKmOH

@CNN: Meet Dr. Priscilla Chan — the woman leading what may turn out to be the biggest change agent in Silicon Valley. Here’s why she and her husband, Facebook CEO Mark Zuckerberg, have committed 99% of their wealth to the Chan Zuckerberg Initiative #BossFiles https://t.co/ZHmrJEp9VA https://t.co/ST8VfdKmOH