He is now a professor at the Norwegian Academy of Music.

He also served as professor at Norwegian Academy of Music.

He was a member of the Norwegian Academy of Science from 1898.

The Norwegian Academy of Music was established in 1973.

He is a member of the Norwegian Academy for Language and Literature.

He became a member of the Norwegian Academy of Sciences.

From 1970 to 1986 she was a teacher at the Norwegian National Academy of Theatre.

In 1956, he joined the Norwegian Academy of Science and Letters.

He has been professor of conducting at the Norwegian Academy of Music since 1999.

He has been professor of composition at the Norwegian Academy of Music since 1988.