I met John Kotter at the BBC and witnessed his brilliant talks. He is widely acknowledged as the world’s foremost authority on leadership. Greg Dyke the former DG of the BBC had enlisted John Kotter as part of his cultural change programme. Those of us who took part with Greg, as I did, were sent a generous thank you note and a copy of this book. This is a collection of his acclaimed Harvard Business Review articles. True leadership, he reminds us, is an elusive quality, and too often we confuse management duties and personal style with leadership.