Outlines how to rethink society's economic, political, and social institutions and actions to take to build better societies.

Marc Fleurbaey is an economist, professor at Princeton University (Woodrow Wilson School and Center for Human Values) and member of Collège d'Etudes Mondiales (Paris FMSH). He is the co-author of Beyond GDP (with Didier Blanchet, 2013), A Theory of Fairness and Social Welfare (with François Maniquet, Cambridge, 2011), and the author of Fairness, Responsibility and Welfare (2008). He was a coordinating lead author for the IPCC 5th Report, and one of the initiators of the International Panel on Social Progress. He is also a member of the UN Committee on Development Policy, and of the Council for Global Problem-Solving.

Introduction: the future is in our hands; Part I. Much to Worry, Reasons for Hope: 1. Looming catastrophes; 2. Globalization and technology: choices and contingencies; 3. The expanding circle of respect and dignity; 4. The big challenge; Part II. Acting for Social Progress: 5. In search of a new 'third way'; 6. Reforming capitalism; 7. From the welfare state to the emancipating state; 8. From polaritics to politics; Conclusion: mobilizing change-makers.