[2] He played with early Soviet jazz bands such as the Oleg Lundstrem Orchestra.
[3][4] When he was age four, with his father fighting in World War II, his mother and grandmother moved with him and his sister to the Kyrgyz city of Tokmak.
[3] From age 14, Kapustin studied piano with Avrelian Rubakh[5] (a pupil of Felix Blumenfeld, who also taught Simon Barere and Vladimir Horowitz).
[5] He played as a member of Yury Saulsky's big band and later in the Oleg Lundstrem Orchestra.
28, written in 1977, sounds like jazz improvisation but is modeled after Baroque suites such as Johann Sebastian Bach's keyboard partitas.
[9] His music has been played by leading pianists including Yuja Wang, Ludmil Angelov [bg], Marc-André Hamelin, Frank Dupree [de], Masahiro Kawakami [ja], Thomas Ang,[11] Nikolai Petrov,[3] Steven Osborne,[9] Yeol Eum Son and Vadim Rudenko, and by cellists such as Enrico Dindo [it] and Eckart Runge [de].