Amitav Acharya is Distinguished Professor of International Relations and UNESCO Chair in Transnational Challenges and Governance at the School of International Service, American University (Washington, DC). Daniel A. Bell is Chair Professor of Political Theory with the Faculty of Law at the University of Hong Kong. Rajeev Bhargava is Honorary Fellow at the Centre for the Study of Developing Societies (Delhi) and Director of its Parekh Institute of Indian Thought. Yan Xuetong is Distinguished Professor of International Relations at Tsinghua University (Beijing) and Foreign Member of the Russian Academy of Sciences.