This book will help people and organisations nurture change and growth under challenging circumstances. --WorkStyle magazine, 1 May 2010 About the Author Ronald Heifetz is a cofounder of the international leadership and consulting practice Cambridge Leadership Associates (CLA) and the founding director of the Center for Public Leadership at the Harvard Kennedy School. He is renowned worldwide for his innovative work on the practice and teaching of leadership. Marty Linsky is a cofounder of CLA and has taught at the Kennedy School for more than twenty-five years.You can find the authors at: Ronald Marty.