- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)1,883
- Conquest, Robert7
- Khrushchev, Nikita Sergeevich7
- Medvedev, Roy Aleksandrovich6
- Pipes, Richard6
- Laqueur, Walter5
- Nove, Alec5
- Armstrong, John Alexander4
- Brzezinski, Zbigniew4
- Dallin, Alexander4
- Dallin, David J.4
- Ginzburg, Evgeniia Semenovna4
- Griffith, William E.4
- Institut zur Erforschung der UdSSR4
- Kennan, George F.4
- Chamberlin, William Henry3
- Crankshaw, Edward3
- Dyker, David A.3
- Fischer, Louis3
- Garthoff, Raymond L.3