For twenty years, has been engaging audiences with a page-turning, realistic fable that follows the travails of Kathryn Petersen, DecisionTech’s CEO, as she faces the ultimate leadership crisis. She must unite a team in such disarray that it threatens to derail the entire company. Equal parts leadership fable and business handbook, this definitive source on teamwork by Patrick Lencioni reveals the five behavioral tendencies that go to the heart of why even the best teams struggle. He offers a powerful model and step-by-step guide for overcoming those dysfunctions and getting every one rowing in the same direction. Today, the lessons in are more relevant than ever. This special anniversary edition celebrates one of the best-selling business books of all time with a new foreword from the author that reflects on its legacy and lessons.