Öner Akgül graduated from International Relations department of Uludağ University in 2005 and completed his M.A. at Marmara University European Union (EU) Politics and International Relations Department of EU Institute in 2008. He received his second M.A. degree from Strategic Research Institute of Turkish War Colleges (SAREN). He worked as research assistant in International Relations Department of Ahi Evran University between 2008 and 2013. He obtained his PhD from Gazi University in Ankara, Department of International Relations with a dissertation titled “Interstate War in International Relations and the Theoretical Analysis of the Causes of Wars” in 2013. He is currently working as Assistant Professor at Ahi Evran University. The research interests are theories of war, conflict analysis, peace science, methods of international relations, security structure of the EU and also the NATO-EU relations. Akgül’s articles and book chapters on the theories of war and European Security were published by several academic journals in Turkey and in books. Akgül is currently carrying on his works in Programs in Arms Control, Domestic and International Security (ACDIS) of University of Illinois at Champaign-Urbana as visiting scholar and maintaining his post-doctoral research titled as “Methods on the five level of analysis in War Studies” with the supervision of Dr. John A. Vasquez.