Marshall Goldsmith is corporate America's preeminent executive coach. He is the 2015 Thinkers 50 award winner as the World's Most Influential Leadership Thinker. He is one of a select few consultants who have been asked to work with more than 150 CEOs in the world's top corporations. His PhD is from UCLA and he is on the faculty of the executive education programs at Dartmouth College's Tuck School of Business. The American Management Association named Marshall one of fifty great thinkers and business leaders who have impacted the field of management, and Businessweek listed him as one of the most influential practitioners in the history of leadership development. Author of the New York Times bestsellers Mojo and What Got You Here Won't Get You There, he has written or edited 35 books, which have sold millions of copies worldwide.