- Mao, Zedong12
- Djilas, Milovan8
- Rákosi, Mátyás7
- Trotsky, Leon7
- Nagy, Imre6
- Brzezinski, Zbigniew4
- Kautsky, Karl4
- Staar, Richard Felix4
- Ulam, Adam B.4
- Bahro, Rudolf3
- Bukharin, Nikolai Ivanovich3
- Furet, François3
- Gramsci, Antonio3
- Kommunisticheskaia partiia Sovetskogo Soiuza3
- Laqueur, Walter3
- Lichtheim, George3
- Moore, Barrington3
- Tang, Peter S. H.3
- United States. Congress. House. Committee on Un-American Activities3
- Zagoria, Donald S.3