Otto Mortensen (1907-1986)
Otto Mortensen was a pianist, composer and music theorist. He studied with Knud Jeppesen and Darius Milhaud. From 1937 he was assistant conductor at the Royal Danish Theatre, then assistant professor at the Institute of Musicology at the University of Aarhus. He was the author of musicological works and of methods. His compositions include stage music, symphonic and chamber music, choral works, and songs.