Sociological views of S.S. Shashkov

It is explored the sociological views and ideas of S. S. Shashkov — one of the leaders of the Siberian regionalism of second half XIX — beginning XX centuries. The text begins from short biography of the researcher. We can distinguish two periods in the scientifical heritage of Shashkov: Siberian regionalistic period and postregionalistic one. The analysis of sociological and socio-historical conceptions of author follows this division.