Via Business Week:

Ms. Sheryl K. Sandberg has been the Chief Operating Officer of Facebook, Inc. since March 24, 2008. Ms. Sandberg is responsible for helping Facebook scale its operations and expand its presence globally and also managed sales, marketing, business development, human resources, public policy, privacy and communications. She served as a Vice President of Global Online Sales & Operations at Google Inc., from November 2001 to March 2008 and was responsible for online sales of Google’s advertising and publishing products. She joined Google Inc. in 2001. She was also responsible for sales operations for Google’s consumer products and Google Book Search. Prior to Google, Ms. Sandberg served as the Chief of Staff for the United States Treasury Department, where she helped lead its work on forgiving debt in the developing world. She served as a Management Consultant with McKinsey & Company and as an Economist with The World Bank, where she worked on eradicating leprosy in India. She has been a Director of Facebook, Inc. since June 25, 2012. She has been an Independent Director of Walt Disney Co., since March 2010. Ms. Sandberg served as Director of The Advertising Council Inc. She served as a Director of Starbucks Corp. from March 2009 to March 21, 2012 and eHealth, Inc. from May 2006 to December 17, 2008. She is a Director at One Campaign and Leadership Public Schools. She is Director of Google.org/the Google Foundation and directs the Google Grants program. She serves as a Director of The Brookings Institution, The AdCouncil, Women for Women International, and V-Day. In 2008, Ms. Sandberg was named as one of the “50 Most Powerful Women in Business” by Fortune and one of the “50 Women to Watch” by The Wall Street Journal. Ms. Sandberg holds a A.B. in Economics from Harvard University and was awarded the John H. Williams Prize as the top graduating student in Economics. She was a Baker and Ford Scholar at Harvard Business School, where she earned an MBA with highest distinction.

Oh yeah, and she wrote a book!