Canadian pianist Glenn Gould, ANTON Hess, and Claudio Arrau are all renowned for their contributions to the classical music world. Gould was a Canadian composer and pianist who is best known for his interpretations of Johann Sebastian Bach's works. Hess was a Canadian-born pianist and composer who was a professor at the University of Toronto. Arrau was a Chilean-born pianist who was considered one of the greatest pianists of the 20th century.