Sergey Fyodorovich Letov (Russian: Сергей Фёдорович Летов, born September 24, 1956), is a Russian musician and composer, known for his improvisational style. He is the founder of the recording label Pentagram. He has collaborated with numerous jazz, avant-garde, modern classical, rock and electronic music artists, including his younger brother Egor Letov, composer Sergey Kuryokhin, and cult Soviet... show more