According to the Internet source given below, Rautavaara is a Finnish composer. He studied at the University of Helsinki and at the Sibelius-Academy Helsinki, inVienna, in the U.S.A. (as a pupil of Vincent Persechetti, Aaron Copland and Roger Sessions), in Switzerland (as a pupil of Wladimir Vogel) and Cologne, Germany (as a pupil of Rudolf Petzold). He has written symphonies, orchestral, chamber and choral music.