French pianist, Jean-Claude Pennetier (b. 1942) studied at the Paris Conservatoire and his since won many prizes for his performances. He also composed and published a variety of works, including his unusual yet significant Bruits De Paroles.
Pennetier's Bruits De Paroles is an unusual yet helpful aid to choral singing. The study book provides detailed instruction on the pronunciation of various sounds while singing. For all choirs, Pennetier's Bruits De Paroles is a highly useful aid.