Bogatyryov [Buhguhtiryóff] (Bogatyrev), Semyon Semyonovich (2–3/16–1890, Kharkov; 12–31–1960, M.). Music theorist, musicologist, pedagogue, and comp. Grad. 1912 from the law sch. of Kharkov Univ. and 1916 from the P. Cons., where he studied comp. with Vītols and Kalafati and orchestration with M. Shteinberg . Taught at the Kharkov Cons. (1917–19), Kharkov Mus.-Dramatic Institute (1922–41), and M. Cons. (1943–60), where he became head of the theory/comp. dept. Among his many students were…