Larry Senn is chairman of Senn Delaney, a Heidrick & Struggles company. Senn Delaney is the most experienced culture shaping firm in the world. They have worked with over 100 Fortune 500 CEOs and their teams and thousands of other organizations around the world as well as with, university presidents, state governors, and members of U.S. president s cabinets. He is also coauthor of several books including Winning Teams, Winning Cultures, and 21st Century Leadership.