Boris Feigin

Boris Lvovich Feigin, born on 20 November 1953, is a Russian and Israeli mathematician whose research has spanned representation theory, mathematical physics, algebraic geometry, Lie groups and Lie algebras, conformal field theory and homological and homotopical algebra. He studied at the Faculty of Mechanics and Mathematics of Moscow State University under the joint supervision of Dmitry Fuchs and Israel Gelfand, was refused entry to its graduate school during a period of antisemitic policy, and after working as a programmer took his graduate studies at Yaroslavl State University, defending his thesis on the cohomology of current Lie algebras on smooth manifolds at the Steklov Institute in Leningrad in 1981. He spoke at the International Congress of Mathematicians in Kyoto in 1990. He has worked at the Independent University of Moscow, the Landau Institute for Theoretical Physics and the Higher School of Economics, and moved to the Hebrew University of Jerusalem in 2023.