Students of Russian history and scholars interested in Pitirim A. Sorokin and his cultural milieu may be interested to know that the Russian journalist and historian Yuri Doykov has a site.
There you will find information about and downloadable text from Doykov’s biography of Sorokin: Питирим Сорокин. Человек вне сезона (Pitirim Sorokin: A Timeless Man).
The site also contains posts focusing on Sorokin, for example, two recent ones:
ПИТИРИМ СОРОКИН И ЧЕКИСТ ЛИНДЕМАН…
ПИТИРИМ СОРОКИН И ЛАРИСА РЕЙСНЕР…
— Roger W. Smith