Acclaimed business adviser, speaker and author. Has coached some of the world's most successful CEOs. Thirty-five years working behind the scenes at companies such as GE, KLM, Bank of America, DuPont, Novartis, EMC, Home Depot, 3M and Verizon. Author: Execution (co-author with Larry Bossidy); Boards That Deliver; What the CEO Wants You to Know; Boards at Work; Every Business Is a Growth Business; Profitable Growth.