Life in brief
Born: 1970, New Jersey.
Family: One of three daughters of Chinese immigrant parents, a maths professor and an engineer. Married financier Buddy Fletcher in 2007. They have a daughter.
Education: Degree in electrical engineering at Princeton, then Harvard Law & Business Schools.
Career: In 2005, joined venture capital firm Kleiner Perkins Caulfield & Byers, becoming junior partner. Joined Reddit in 2013, becoming interim chief executive last November.