Philip Glass is marking his 90th birthday with a global celebration season, including the premiere of his Symphony No. 10 at Tanglewood, while performances of his works such as '1000 Airplanes on the Roof' and 'Einstein on the Beach' continue to be revisited. His music is also being highlighted in festivals and recitals, including a notable presentation of his piano Etudes by Vanessa Wagner at A La Roque d’Anthéron.