Sergey Alexeevich Khristianovich
Outstanding scientist-mechanic. Corresponding member in the Department of technical sciences (mechanics) since 1939 and academician in the Department of physico-mathematical sciences since 1943. Hero of Socialist Labor and winner of State Prizes. Deputy Chairman of Siberian Branch of the USSR Academy of Sciences from 1957 to 1961. Director of the Institute of Theoretical and Applied Mechanics from 1957 to 1965.