The work covers the scientific, pedagogical and social activities of the Soviet historian and Slavist V.I. Picheta, one of the organizers of the Institute of Slavic Studies, founder and first head of the Department of History of the Southern and Western Slavs of Moscow State University. Studies are published on the history of Slavic countries in the era of feudalism (socio-economic history, political history, international relations), historiography and cultural history are given. The book was written by leading Soviet Slavists and dedicated to the centenary of the birth of V.I. Picheta and to the VIII International Congress of Slavists.