His research interests are concentrated on the European Union’s foreign policy with a focus on the European Neighbourhood Policy (ENP) and EU relations with the Southern Caucasus. In this context, his research interests also revolve around relations between Russia, the EU and the US, as well as emerging regional powers such as Turkey, in relation to the Eastern dimension of the EU’s ENP. His expertise also relates to domestic policies of the Southern Caucasus countries (Armenia, Azerbaijan and Georgia) and their international dimension.
Pardo Sierra, O. (2011) ‘No Man's Land? A Comparative Analysis of the EU and Russia's Influence in the Southern Caucasus’, Post-Communist and Communist Studies, forthcoming. 5-year impact factor: 0.64.
Pardo Sierra, O. (2011) ‘Shaping the Neighbourhood: the Impact of the EU on Georgia’, Europe-Asia Studies, 63(8). Impact factor: 0.57.
Pardo Sierra, O. (2010) ‘A Corridor through Thorns: EU Energy Security and the Southern Energy Corridor’, European Security, 19(4): 643-660.
Pardo Sierra, O. (2009) ‘Stabilizing the Neighbourhood? The EU’s Contribution to Security Sector Reform in Georgia’, European Foreign Affairs Review, 14(4): 479-500.
In addition, he has also published numerous analyses and working papers.