This book is a concise introduction to Appreciative Inquiry. It provides a basic overview of the process and principles of AI along with exciting stories illustrating how organisations have applied AI and the benefits they have gained as a result. It has been specifically designed to be accessible to a wide audience so that it can be handed out in organisations where AI is either being contemplated or implemented. Written by two of the key figures in the development of Appreciative Inquiry this is the most authoritative guide available to a change method that systematically taps the potential of human beings to make themselves, their organisations and their communities more adaptive and more effective.