Czech Republic:
- Jiří Schneider, First Deputy Minister of Foreign Affairs;
- Gen. (Ret.) Jiří Šedivý, Former Chief of Defence Staff;
- Jan Jireš, Director, Centre of Transatlantic Relations, CEVRO Institut;
Hungary:
- Amb. István Gyarmati, President, Centre for Democracy Public Foundation;
- Gen. (Ret.) László Tömböl, Former Chief of Defence Staff;
- Attila Demkó, Head of Defence Planning, Ministry of Defence;
Poland:
- Dr. Marcin Zaborowski, Director, Polish Institute of International Affairs (PISM);
- Marcin Terlikowski, Research Fellow, PISM;
- Gareth Chapell, Research Fellow, PISM;
Slovakia:
- Amb. Rastislav Káčer, President, Slovak Atlantic Commission;
- Tomáš Valášek, Director of Foreign Policy and Defence, Centre for European Reform;
- Jozef Bátora, Associate Professor at the Faculty of Social and Economic Sciences of the Comenius University in Bratislava;
