Philippe de Vitry

Philippe de Vitry (October 31, 1291 – June 9, 1361) was a French composer, music theorist and poet. He was an accomplished, innovative, and influential composer, and may also have been the author of the Ars Nova treatise. He was born in Paris. Biographical details of his life are sketchy. Given that he is often referred to in documents as "Magister," he is thought likely to have studied at the University of Paris. Later he was prominent in the courts of Charles IV