Chailley studied with Boulanger, Marc de Ranse, Delvincourt, and Büsser. He also produced a special research of middle ages polyphonic music and started the choral group Psallette Notre Dame. Chailley required a posture as vocal ensemble teacher in the Paris Conservatoire in 1937 and later on served as teacher of music background in the Sorbonne, aswell as the movie director from the Institute of Music of Paris. His compositional affects add the modal varieties of Gregorian chant and French folk music to a way predicated on the assimilation from the 1st 13 harmonics. Chailley was one of the primary composers to make use of the ondes martenot also to create unaccompanied monody. These features are brought collectively in his opera Thyl de Flandre (1954).