 His musical interests are not limited to period performance; he plays modern cello and his cello ensemble has performed and recorded "Bachianas Brasileiras" 1 and 5.He was appointed professor of cello at the Guildhall School of Music & Drama in 1969 and at the Royal College of Music in 1986.Aside from Classical appearances, he has also been on many film soundtracks, such as "We Were Soldiers" by Nick Glennie-Smith, "Gladiator" by Hans Zimmer and Lisa Gerrard and "" by Daft Punk.