An anatomy of the increasing sectarianization of conflicts in the Middle East, by some of the leading scholars writing on the region.

Nader Hashemi is the Director of the Center for Middle East Studies and an Associate Professor of Middle East and Islamic Politics at the University of Denver's Josef Korbel School of International Studies. He is the author of Islam, Secularism and Liberal Democracy. Danny Postel is Assistant Director of the Middle East and North African Studies Program at Northwestern University and the former Associate Director of the Center for Middle East Studies at the University of Denver's Josef Korbel School of International Studies. He is the author of Reading 'Legitimation Crisis' in Tehran and co-editor of The Syria Dilemma and The People Reloaded: The Green Movement and the Struggle for Iran's Future.