He teaches courses on information networks, digital politics, and research methods, and has conducted extensive field research in North Africa, the Middle East, South Asia, and Southeast Asia. His books include Democracy's Fourth Wave? Digital Media and the Arab Spring (Oxford University Press, 2013), and State Power 2.0: Authoritarian Entrenchment and Political Engagement Worldwide (Ashgate Publishing, 2013). These comparative projects investigate global patterns of information infrastructure diffusion and social mobilization, particularly the impact of digital media use on political participation in developing and democratizing countries.