an Entity references as follows:
Julius Berger (born 1954) is a German cellist, musicologist and an academic of chamber music and cello at the Leopold Mozart Centre of the Augsburg University. He recorded the sonatas and concertos by Luigi Boccherini, but also contemporary music by John Cage, Toshio Hosokawa, Adriana Hölszky and Sofia Gubaidulina. He is the artistic director of music festivals.