At the Yandex School of Data Analysis, he lectures on "Fundamentals of stochastics.
PhD, member of the Russian Academy of Sciences, Distinguished Professor and Head of the Department of Probability Theory in the Moscow State University Faculty of Mechanics and Mathematics, Senior Researcher at the Steklov Mathematical Institute.
Works on a broad range of questions of general probability theory and mathematical statistics. Author of 10 monographs, eight textbooks and more than 280 scientific articles. Educated 57 Candidates and 30 Doctors of Science. A student of Andrey Kolmogorov, he is the editor and compiler of two volumes of Selected Works and other publications dedicated to the outstanding mathematician.