In 1969, he founded the Music Section of the
University of Quebec at
Trois-Rivières and taught there until 1981. In 1970, he was a founding member of the "Institut de sciences musicales Conrad Letendre", along with
Michel Perrault. After his retirement from teaching in 1981, he dedicated himself fully to his art. Chatillon wrote more than 300 musical and literary works. He was an Associate Composer of the
Canadian Music Centre. In 2003, he was appointed Professor
Emeritus by the
University of Quebec. In January 2004, he became a founding member of the
Delian Society, which is dedicated to the renaissance of
tonal music. Chatillon died on 16 January 2019 in Trois-Rivières. ==References==