- Engels, Friedrich3
- Vass, Henrik3
- Coates, Ken2
- Cohn-Bendit, Gabriel2
- Debray, Régis2
- Drachkovitch, Milorad M.2
- Firsov, Fridrikh Igorevich2
- Gallo, Max2
- Harsányi, Iván2
- Hoare, Quintin2
- Pravda, Alex2
- Preobrazhenskii, E. A.2
- Shaplen, Joseph2
- Shub, David2
- Svéd, László2
- Triska, Jan F.2
- Trotsky, Leon2
- White, Stephen2
- Aczél, György1
- Altaiskii, Mikhail Leontʹevich1