President of the Society in 1939-1941 and from 1984 to 1991. The whole life of Yu. Polyansky is associated with the University and the Society, which member he became more than 60 years ago. Elected in 1940, he resigned due to the outbreak of the Great Patriotic War. In the second period of his presidency, research and development center was established, which activity provided the flow of funds for the establishment of the bonus scholarship fund.