Jeff D. Colgan is the Richard Holbrooke Associate Professor at the Political Science Department and the Watson Institute of International and Public Affairs of Brown University, where he also serves as the Director of Security Studies. His research interests include international order, oil and energy politics, climate change, and international security. His most recent book is Petro-Aggression: When Oil Causes War (Cambridge University Press, 2013). His research has been published in International Organization, International Security, International Studies Quarterly,World Politics, Foreign Affairs, and other journals.