- Lichtheim, George4
- Askol'dov, Sergei Alekseevich2
- Cole, George Douglas Howard2
- Kautsky, Karl2
- Lenin, Vladimir Il'ich2
- Révai, József2
- Bell, Daniel1
- Benkő, Péter1
- Bihari, Mihály1
- Bruce, Iain1
- Buttinger, Joseph1
- Carr, Barry1
- Caute, David1
- Chamberlin, William Henry1
- Ciołkoszowa, Lidia1
- Dan, F.1
- Dunayevskaya, Raya1
- Galili y Garcia, Ziva1
- Gray, Alexander1
- Gregor, A. James1