Mikhail Kondratyev's Scientific Heritage

The article illuminates the most important outcomes of research activities carried out by Mikhail Kondratyev. It reveals the relevance of his research for the development of concepts of social psychological processes that take place in closed communities, of relations of authority, as well as for the diagnostics and correction of relationships of interpersonal significance in groups of various types. The paper also reviews the main stages of Mikhail Kondratyev’s scholarly and teaching activities and highlights his major contributions to the further development of research in social psychological problems of small groups and interpersonal relationships that emerge within them