Sydney Finkelstein is a professor of strategy and leadership at the Tuck School of Business at Dartmouth, as well as the Director of the 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, learning from mistakes, and strategies for growth. His books include Why Smart Executives Fail. He is listed in the 'Thinkers 50', the world's most prestigious ranking of leadership gurus.