Why Smart Executives Fail answers these and many more crucial questions. Sydney Finkelstein, a distinguished professor at Dartmouth’s Tuck School of Business, carried out a six-year study of leadership failure, the largest of its kind. After hundreds of interviews with insiders at top companies that got into major trouble—such as GM, Mattel, and RiteAid—Finkelstein figured out the common causes behind failures in wildly different types of companies. He explains “the seven habits of spectacularly unsuccessful people” that drive smart managers to make catastrophic mistakes.