Tom Service introduces a concert given by pianist Emanuel Ax and the New York Philharmonic under David Robertson, with a programme contrasting contemporary reworkings of Debussy and Schubert, and which also includes Beethoven's final piano concerto. Emanuel Ax (piano) New York Philharmonic David Robertson (conductor) Debussy, orch Jarrell: Trois Etudes Schubert/Berio: Rendering Beethoven: Piano Concerto No 5 (Emperor).