The Rimsky-Korsakov Saint Petersburg State Conservatory has announced that Irina Bogacheva passed away on Sept. 19, 2019 at the age of 80. Born in Leningrad in 1939, Bogacheva graduated from Leningrad Conservatory, where she later returned as an educator and Chair of the Department of Solo Singing. According to Rossiyskaya Gazeta, the mezzo was best known for taking on leading {…}