Pierre Boulez was a French composer, conductor, and writer (1925-2016). He led the Chicago Symphony Orchestra, the Cleveland Orchestra, and the New York Philharmonic. Boulez was a practitioner of the 12-tone method as developed by Schoenberg and Webern. He released Ravel: Boléro, Rapsodie espagnole & Ma mère l'Oye with the Berlin Philharmonic in 1994 and again in 2013. He also released Ravel: Ma Mère L'Oye, Boléro, Etc. with the Berlin Philharmonic in 1994. Among his most popular recordings are Serenade in B-Flat, K. 361 'Gran partita': III. Adagio, Symphonie de Psaumes: 1. Exaudi Orationem Meam, Domine and other works, which he recorded with various orchestras.