People of the Revolution and the USSR
- Nikolai Yakovlevich Danilevsky Николай Яковлевич Данилевский Pan-Slavist philosopher who theorized cultural-historical types to argue for Russia's civilizational distinctiveness
- Ivan Alexandrovich Ilyin Иван Александрович Ильин Hegelian legal philosopher who deemed October a 'national catastrophe' and became a White émigré ideologue