Sheryl Sandberg

Title: COO
Company: Facebook
Country: USA

As the No. 2 of Facebook (fb, -0.04%), which is available in some 70 languages and generates more than half its revenue from outside the U.S.,Sandberg plays a critical role in fostering global conversations. She’s also trying to spread her personal message of career empowerment: Her career book, Lean In, has been translated into more than 20 languages.