George W. O’Conor is founder and CEO of Chime Media and has written and spoken about water in China.

Carole A. O'Leary is a Visiting Scholar at the Columbus School of Law's Program in Law & Religion within the Catholic University of America (CUA).

Brian O'Neill is an independent political analyst based out of Chicago, and is a former reporter for the Yemen Observer.

Kateryna Odarchenko has nine years of experience in democracy building and campaign management. She is the author of 500+ publications about transparent public administration, campaign... MORE

Liselotte Odgaard is an Associate Professor at the Royal Danish Defence College. Her most recent book is China and Coexistence: Beijing’s National Security Strategy for... MORE

Lars Oehler holds a PhD from Copenhagen Business School and the Chinese Academy of Sciences and currently works for a European development finance institution.

C. Alexander Ohlers is a former senior analyst for the U.S. Department of State in Baghdad, Iraq, and holds a PhD from the London School... MORE

Guido Olimpio is security correspondent for Corriere della Sera and has been a researcher on international terrorism for the past 20 years.

Ryan Oliver is an officer in the U.S. Army National Guard.  His previous positions include working as a China specialist at U.S. Special Operations Command... MORE

Akpobibibo Onduku holds a PhD in Peace Studies specializing in International Politics and Security Studies from the University of Bradford, UK and Masters in Law... MORE

Matthew Oresman is the Director of the China-Eurasia Forum and has published widely on China-Central Asia relations. More detailed recommendations of how the United States... MORE

Andrew L. Oros is an Associate Professor of Political Science and Director of International Studies at Washington College. In 2010-11, he was a visiting professor... MORE

Cholpon Orozobekova is a Kyrgyz researcher and journalist with 17 years of experience writing for various international media outlets, including the BBC, RFE/RL, the Diplomat,... MORE

Román D. Ortiz is Non-Resident Fellow at the Joint Special Operations University and Senior Analyst at the Center for International Security at the Francisco de... MORE

Kyle Orton is an independent researcher focused on the Syrian war. He tweets @KyleWOrton.

Shaun Overton is an independent analyst specializing in the Arab World. He has just returned from nine months of research in Yemen.

Dr. Nihat Ali Ozcan is a security policy analyst at the Economic Policy Research Foundation of Turkey (TEPAV) and a lecturer at the TOBB University... MORE

Necdet Ozcelik is an independent security researcher on terrorism, insurgency and violent non-state actors.

Dr. Hasan Selim Özertem is an Ankara-based political analyst. He received his B.S. in Economics from Middle East Technical University, where he also completed his... MORE

Sine Ozkarasahin is an analyst in the security and defense program at the Istanbul-based think tank, the Centre for Economics and Foreign Policy Studies (EDAM).... MORE