Question: What is the name of this French composer, conductor, writer, and organiser of institutions, who collaborated with Gunter Reich to interpret the works of Arnold Schoenberg?
Sentence (from "Günter Reich"): He was a member of the Staatsoper Stuttgart for more than 20 years and is known for interpreting the works of Arnold Schoenberg in collaboration with Michael Gielen and Pierre Boulez.
Relevant evidence: Yes