"The European External Action Service: Towards A More Coherent EU Foreign Policy?".

(with M.Gianniou), St Antony's International Review, Vol.12, No.1, pp.104-119, 2016

"EU Visibility and Coherence at the UN General Assembly after Lisbon".

(with Maria Gianniou & Manolis Assimakopoulos)
International and European Politics, 2015, Vol: 33, pp. 88-100 (in Greek)

"The US and Turkey in the Fog of Regional Uncertainty".

(with Kostas Ifantis)
UNISCI Discussion Papers, 2014, No: 36, pp. 9-28

"Constructivism, International Relations and European Integration".

Greek Review of Political Science, 2009, Vol: 33, pp. 49-70 (in Greek) 


"The Quest for the Holy Grail: Europe’s Global Strategy" .

(with Kostas Ifantis)
in "International Politics in Times of Change", edited by N.Tzifakis, (Heidelberg: Springer), 2011, pp. 61-78

"Norms, Socialization and the Europeanization of Greek Foreign Policy: A Top-Down Approach" (in Greek).

(with Dimitris Bourantonis)
in "Europeanization in the Mediterranean Space", edited by N.Maravegias, (Athens: Law Library Publications), 2011, pp. 63-87

"Social Dimensions of International Politics: The Theoretical Approach of Constructivism" (in Greek).

in “Directions in the Study of International Relations”, edited by K.Lavdas, D.Xenakis and D.Chryssochoou, (Athens: Sideris Publications), 2010, pp. 287-324  

Working papers

"The Theoretical and Empirical Application of Social Constructivism in EU’s Foreign and Security Policy".

Cyprus Center of European Studies and International Affairs, WP: 2008-04

Newspaper articles

"The European Perspective of Turkey" (in Greek).

Kathimerini Newspaper, The Economist Magazine 
Special Issue “Turkey after the International Monetary Fund” 
Vol: 83, January 2011  

Blog entries

Is Grexit a Threat to Greece's Security

(with Nicholas Sambanis), Monkey Cage,
Washington Post, 3 May 2015, Sunday