BA, MBA, Harvard University. Former: Economist, World Bank; Chief of Staff, US Treasury; Vice-President, Global Online Sales and Operations, Google. Chief Operating Officer, Facebook; oversees the firm's business operations, including sales, marketing, business development, legal, human resources, public policy and communications. Board Member: Facebook, The Walt Disney Company, Lean In, Women for Women International, Center for Global Development, ONE and V-Day. Author of Lean In: Women, Work, and the Will to Lead. Founder, LeanIn.org.