An internationally-recognized nongovernmental organization (NGO) leader, Pavol Demeš served from 2000-10 as director of GMF's Bratislava office, where he oversaw GMF's activities in Central and Eastern Europe. He now works in Bratislava as a transatlantic fellow.

Before joining GMF, Demeš was executive director of the Slovak Academic Information Agency-Service Center for the Third Sector, a Slovak NGO committed to enhancing civil society. Previously, Demeš led a distinguished political and civic reform career serving his country as foreign policy advisor to the president of Slovakia (1993-97), minister of international relations (1991-92), and director of the department of foreign relations in the ministry of education (1990-1991). In 1999 he was awarded a six-month public policy research fellowship at the Woodrow Wilson Center in Washington, DC. 

Nicolas Bouchet is a visiting fellow based in GMF’s Berlin office, working closely with GMF’s Transatlantic Trusts in its efforts to support democracy and civil society in Eastern Europe. He conducts research on EU and US democracy promotion, with a particular focus on Russia and Eurasia (especially the countries of the EU’s Eastern Partnership). His research interests also include US foreign policy, democratization, and civil society.

Daniel Hegedüs is a GMF regional director, Transatlantic Trusts Central Europe focused on Central Europe. He writes and speaks extensively on populism and democratic backsliding in Central and Eastern Europe, and the European and foreign affairs of the Visegrad countries. He is frequently quoted in outlets such as AFP, the Financial Times, the New York Times, Euractiv, EU Observer and Der Spiegel. He has studied political science, history, and European law at the Eötvös Loránd University Budapest and Humboldt University in Berlin.

Olena Prokopenko is a senior fellow at GMF. She formerly managed Eastern Neighborhood programs at the European Endowment for Democracy in Brussels and served as a development adviser at the Danish embassy in Kyiv. 

Prokopenko previously chaired international relations at RPR Coalition, Ukraine’s largest civil society platform, and advised Ukraine’s finance minister on donor relations. She served as a civil society expert for the UN Development Programme and the Council of Europe, and worked as a government relations manager at Hill+Knowlton Strategies.

Prokopenko is a co-founder of the Transatlantic Task Force for Ukraine and a government relations trainer at the Kyiv School of Economics. Her analysis of Russia’s war in Ukraine and Ukraine’s reform progress is regularly featured intop international media, including the BBC, Bloomberg, MSNBC, Al Jazeera, TIME magazine, Newsweek, and Le Monde.

Prokopenko is a lawyer by training and an alumna of the US State Department’s Edmund S. Muskie Graduate Fellowship Program. She holds a master’s degree in political science from Western Illinois University.