Kalevi Aho Born 9 March 1949 In Forssa Finland Is A Finnish Composer. He Studied Composition At The Sibelius Academy Under Einojuhani Rautavaara Receiving A Diploma In 1971. He Continued His Studies For A Year In Berlin With Boris Blacher. His Teaching Positions Include Music Theory At The University Of Helsinki From 1974 To 1988 And A Professorship At The Sibelius Academy From 1988 To 1993. Aho Has Worked As A Freelance Composer With A State Scholarship Since 1993. He Lives In Helsinki. Aho Is Known Principally As A Composer Of Large-Scale Works. To Date Dec 2007 He Has Composed Fourteen Symphonies Twelve Concertos Four Operas And Several Vocal Works. His Chamber Music Includes Several Quintets Quartets Sonatas And Solo Works.