This is a Summary of Marcus Buckingham's First Break All the Rules: What the World's Greatest Managers Do DifferentlyPresenting remarkable findings of its revolutionary study of more than 80,000 managers in First, Break All the Rules, revealing what the world's greatest managers do differently. With vital performance and career lessons and ideas for how to apply them, it is a must-read for managers at every level. The greatest managers in the world seem to have little in common. They differ in s