In 1989, his work "The Protecting Veil" was performed at the Proms. It was a work for cello and orchestra. The cellist was Steven Isserlis. This piece is one of the best known modern works for cello. He continued to write a lot of music. His "Song for Athene" was performed at the funeral of Diana, Princess of Wales in 1998. It was heard on television all over the world.