Teodor Gyelník is a scientific member of the Central European Service for Cross-Border Initiatives (CESCI) team and he is a founding member of the LUPS–CESCI Research Group on Cross-Border Cooperation. Within these frames, he primarily conducts research in the field of cross-border cooperation, border studies and sub-disciplines of contemporary border sciences. Previously, he worked as a scientific member at the European Council on Foreign Relations and at the European Stability Initiative. Teodor has also lectured at Comenius University in Bratislava, where he earned his PhD in European Studies and Political Science. Prior to that, he studied European Studies and International Relations at the master’s level and European Studies at the bachelor’s level. He regularly publishes in international journals and he takes active role in the development of the Journal of Advanced Studies on Borders, Cooperation and Development. He speaks Hungarian, English, Slovak, and Czech.