Priscilla Chan (born February 24, 1985) is an American pediatrician and philanthropist. She and her husband Mark Zuckerberg , the co-founder and CEO of Facebook , established the Chan Zuckerberg Initiative in December 2015, with a pledge to donate 99 percent of their Facebook shares, then valued at $45 billion.
https://en.m.wikipedia.org/wiki/Priscilla_Chan_(philanthropist)

