Sydney Finkelstein is the Steven Roth Professor of Management at the Tuck School of Business at Dartmouth College and the director of Tuck's Center for Leadership. He is a consultant and speaker to senior executives around the globe, as well as an executive coach, focusing on talent development, corporate governance, and strategies for growth. He has published eight previous books, including the Wall Street Journal bestseller Why Smart Executives Fail. He is listed in Thinkers50, the world's most prestigious ranking of leadership gurus.