9781118138595 | Jossey-Bass Inc Pub, March 27, 2012, cover price $27.95 | About this edition: Principles for driving significant change throughout an entire system Drawing on the knowledge and experience of working with hundreds the world's top social change leaders in all fields, Beverly Schwartz presents a model for change based on five proven principles that any individual leader or organization can apply to bring about deep, lasting and systematic change.