New to the second edition of this text are two chapters on defining the client and the Burke-Litwin model of organizational development and change. All the other chapters, except for chapter three, have been revised to reflect changes in the field of organizational development. The book presents an overview of organizational development, discusses the organization and the factors which will influence its structure and development in the future, contains a synopsis of each chapter presented to encourage the reader to develop a position and make choices and describes the theories underlying the field and the way OD practitioners typically work.