 A professor of mathematics at the École Polytechnique since its founding, then a corresponding member of the Académie des Beaux-Arts, Choron was charged in 1811 with reorganizing the choir schools with the title of Director of Music of Religious Ceremonies.Named director of the Paris Opéra on 18 January 1816, he instituted the reopening of the Paris Conservatory, which had been closed since 1815, under the name of "École royale de chant et de déclamation.