- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)4,757
- Héderváry, Claire de79
- Open Media Research Institute8
- Open Society Archives at Central European University6
- Radio Free Europe/Radio Liberty, Inc - Research Institute6
- Columbia University School of International Affairs5
- Monitoring Unit4
- Nove, Alec4
- Schiffer, Pál4
- Soviet Red Archives4
- Campbell, Robert Wellington3
- Galbraith, John Kenneth3
- Hegedüs, András3
- Kemény, István3
- Nickel, Gitta3
- Schwarze, Wolfgang3
- Csákó, Mihály2
- Feiwel, George R.2
- Freeman, Joseph2
- Hirschman, Albert O.2