- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)4
- Héderváry, Claire de2
- Bahl, Kavitha1
- Brendon, Piers1
- Dorés, Maurice1
- Dzalaev, Georgii1
- Fritzsche, Peter1
- Gellately, Robert1
- Hachmeister, Lutz1
- Lorentz, Pare1
- Mograbi, Avi1
- Olsson, Stephen1
- Open Society Archives at Central European University1
- Saxena, Nandan1
- Soros, George1
- Turner, Adair1
- Wistrich, Robert S.1