Graduated from Moscow. The vkhutein (1926), a student of I. Zholtovsky and A. Vesnin. Included in OSA. In 1935-60 (with a break) taught at the Moscow architectural Institute, from 1947 Professor. The author of the project of the building of the Planetarium in Moscow (1928, with M. I. Sinyavsky) and its reconstruction (1976-77), the projects of apartment houses in Moscow, Novosibirsk and Minsk (1930-56), one of the authors of the obelisk "Conquerors of space" (1964) and other buildings.