Justin Gengler is Research Assistant Professor at the Social and Economic Survey Research Institute (SESRI) at Qatar University. He studies political behavior, political economy, and survey research methods in the Middle East. He is the author of Group Conflict and Political Mobilization in Bahrain and the Arab Gulf: Rethinking the Rentier State (Indiana University Press, 2015), and publishes regularly in both scholarly and policy outlets on topics related to sectarianism, the rentier state, and other aspects of Gulf politics and society.