Twenty Studies for Timpani by Jacques Delecluse (born 1933) is a set of twenty studies written for 2-5 timpani and inspired by symphonic repertoire. Written for intermediate-level, they require some technical knowledge. Twenty Studies for Timpani features some meter and multiple pitch changes, and the studies are written with increasing difficulty. This set will definitely help to master a good technique on Timpani. The author, Jacques Delecluse, is a soloist at the Paris Orchestra and a professor at the Conservatoire National de Musique de Paris. He has conceived a keyboard-percussion instruments that held his name and is also the author of a series of seven books A la manière de for drums and piano.