Rebecca Adler-Nissen is Associate Professor at the Department of Political Science, University of Copenhagen. She can be reached at ran@ifs.ku.dk.

John S. Ahlquist is Associate Professor and Trice Family Faculty Scholar, Department of Political Science, University of Wisconsin, Madison, and Research Associate in Political Economy at the United States Studies Centre at the University of Sydney. He can be reached at jahlquist@wisc.edu.

Stephen Chaudoin is Assistant Professor of Political Science at the University of Pittsburgh, Pennsylvania. He can be reached at chaudoin@pitt.edu.

Amanda B. Clayton is a Ph.D. candidate in the Department of Political Science at the University of Washington, Seattle. She can be reached at abc24@u.washington.edu.

Alexandre Debs is Assistant Professor of Political Science at Yale University, New Haven, Connecticut. He can be reached at alexandre.debs@yale.edu.

Mariaelisa Epifanio is a postdoctoral fellow at the Centre for Competitive Advantage in the Global Economy, University of Warwick, UK. She can be reached at m.epifanio@warwick.ac.uk.

Laurence R. Helfer is Harry R. Chadwick, Sr. Professor of Law at Duke University, Durham, North Carolina. He can be reached at helfer@law.duke.edu.

Tana Johnson is Assistant Professor of Public Policy and Political Science at Duke University, Durham, North Carolina. She can be reached at tana.johnson@duke.edu.

Margaret Levi is Jere L. Bachrach Professor of International Studies, Department of Political Science, University of Washington, Seattle; Senior Fellow, Watson Institute, Brown University, Providence, Rhode Island; and Visiting Professor, United States Studies Centre at the University of Sydney. She can be reached at margaret.levi@gmail.com.

Nuno P. Monteiro is Assistant Professor of Political Science at Yale University, New Haven, Connecticut. He can be reached at nuno.monteiro@yale.edu.

Eric Neumayer is Professor of Environment and Development at the London School of Economics and Associate of the Centre for the Study of Civil War, International Peace Research Institute Oslo (PRIO). He can be reached at e.neumayer@lse.ac.uk.

Thomas Plümper is Professor of Government at the University of Essex, UK, and Associate of the International Peace Research Institute Oslo (PRIO). He can be reached at tpluem@essex.ac.uk.

Johannes Urpelainen is Assistant Professor of Political Science at Columbia University, New York. He can be reached at ju2178@columbia.edu.

Erik Voeten is Peter F. Krogh Associate Professor of Geopolitics and Justice in World Affairs at the Edmund A. Walsh School of Foreign Service, Georgetown University, Washington, DC. He can be reached at ev42@georgetown.edu.

T. Camber Warren is an Assistant Professor in the Department of Defense Analysis, at the Naval Postgraduate School, Monterey, California. He can be reached at CamberW@gmail.com.