sentences:  In 1958 Sokolov accepted an invitation to join the newly formed Siberian Division of the Academy of Sciences as a corresponding member, and moved to Novosibirsk.Together with Vladimir Saks (1911–1979) Sokolov created a new Siberian school of stratigraphy and paleontology, which survived into the 21st century as the Institute of Oil and Gas Geology.Sokolov continued production of geological references, but eventually concentrated on his theory of the transition from Vendian (Ediacaran) biota to Cambrian, which he believed was critical to our understanding of evolution.