Nicolas Tenzer is a lecturer at the Paris University of Political Studies, the author of three official reports to government, including two on international strategy, and 22 books.

He is studying at the Institute of International Relations and Political Science of Vilnius University. He is interested in the specifics of authoritarian regimes, especially Turkey, and their foreign policy.

Denis Cenusa is an Associated Expert with GSSC and a Visiting Fellow at the School of Transnational Governance in Florence. His doctoral research at Justus Liebig University in Giessen (Germany) focuses on EU governance and Russian hybrid energy warfare in the EU’s eastern neighbourhood. Over the past 15 years, he has published comparative, country- and region-focused analyses on European integration in post-Soviet space, EU–Russia competition, the geopolitics of critical infrastructure, hybrid warfare, and great-power competition, with a particular emphasis on the Black Sea region, as well as a research interest in the emergence of Global South regions, particularly China’s influence. He is fluent in English, French, Spanish, Russian, and Romanian.

Responsible for GSSC's project activities, especially those related to civil society in Belarus. Contributes to the development of analytical content on security and international relations.