P. Terrence Hopmann is a senior fellow at the Foreign Policy Institute and Johns Hopkins School of Advanced International Studies. He is coauthor of Unity and Disintegration in International Alliances: Comparative Studies, coeditor of Rethinking the Nuclear Weapons Dilemma in Europe, and author of The Negotiation Process and the Resolution of International Conflicts.Sinisa Vukovic is director of the global policy MA program at the Johns Hopkins School of Advanced International Studies. He is the author of International Multiparty Mediation and Conflict Management: Challenges of Cooperation and Coordination and coauthor of Rethinking Conflict Management and Resolution.