Despite dire warnings about global warming, carbon emissions by the world’s largest companies are increasing and only a few companies have strategies for managing carbon emissions and water resources. So what separates the best from the rest? In one word, the answer is ownership: companies that are winning at sustainability have created the conditions for their stakeholders to own sustainability and reap the benefits that come with deeper experience with and ownership of social and environmental issues: a happier, more productive workforce, increased customer loyalty, higher stock valuations, and greater long-term profits. Based on interviews with 25 global multinational corporations as well as employees, middle managers, and senior leaders across multiple sectors, this is the first book to connect sustainability to the theory and principles of psychological ownership and to propose a succinct, easy-to-digest model for managerial use