This volume comprises cases on innovative business models, success stories and failures. The case selection and chapters on how to develop excellent cases make it an invaluable resource for both students and case writers in strategy and sustainability.Ulrich Steger, Alcan Chair for Environmental Management, IMD Lausanne, SwitzerlandThe oikos Case Collection fills an important gap and should be a ready resource for any instructor. The cases cover a broad range of important contemporary issues in sustainability, and the accompanying chapters accurately and succinctly convey the characteristics of great cases.Dr Pratima Bansal, Shurniak Professor of International Business, Richard Ivey School of Business, CanadaIt can be so hard to sort through the many teaching cases in sustainability management. This book makes it easy to pick cases of high quality. Through a first review process by an outstanding award committee, you can be sure that the cases in this book will more than satisfy the most demanding management instructor.Andrew J. Hoffman, Holcim (US) Professor of Sustainable Enterprise, University of Michigan, USA