Revolution 2.0. London: Fourth Estate, 2012.
Social Media as a Tool for Protest. Security Weekly, 2011.
Trends in Telecommunication Reform 2012: Smart Regulation for a Broadband World. Geneva: International Telecommunication Union, 2012.
Social Networking Market 2011-2015. The Radicati Group, Inc., 2011.
Communication and Governance. GSDRC, 2013.
Social Media and Disasters: Current Uses, Future Options, and Policy Consid-erations. Washington, D.C.: Congressional Research Service, 2011.
A Brief History of Social Media. Copy Brighter Marketing, 2009.
Social Network Sites: Definition, History, and Schol-arship." Journal of Computer-Mediated Communication 13, no. 1 (2007): 210-230. "
Social Software and National Security: An Initial Net Assessment. Washington, D.C.: Center for Technology and National Security Policy Defense & Technology Paper, National Defense University, 2009.
Meeting the Cyber Security Challenge. Geneva Centre for Security Policy, 2012.
The New Public Sphere: Global Civil Society, Communication Networks, and Global Governance." The Annals of the American Academy of Political and Social Science 616, no. 1 (2008): 78. "
Between Facts and Norms: Contributions to a Discourse Theory of Law and Democracy. Cambridge, MA: MIT Press, 1996.
Digital Media in Conflict-Prone Societies. Center for Inter-national Media Assistance, 2009.
The Alchemy of Revolution: The Role of Social Networks and New Media in the Arab Spring. Geneva Centre for Security Policy, 2012.
"The Arab Spring and the New Geo-Strategic Environment in the Middle East." Insight Turkey 14, no. 4 (2012).
Der Aufstand – Die arabische Revolution und ihre Folgen. Munich: Random House, 2011.
New Media and Conflict after the Arab Spring. United States Institute of Peace, 2012.
Arab Spring: A Research and Study Guide. Cornell University Library Guide, 2013.
Twitter Revolutions and Cyber Crackdowns. Association for Progressive Communications, 2011.
The Role of Information Communication Technologies in the Arab Spring. PONARS Eurasia Policy Memo, 2011.
Impact of Social Media on National Security. Centro Militare di Studi Strategici (Italy), 2012.
Schattennetzwerke: Der Wachsende Nexus von Terrorismus und Organisierter Kriminalität In Policy Paper. Geneva Centre for Security Policy, 2011.
"How the CIA Uses Social Media to Track How People Feel." The Atlantic (2011).