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"): Günter Reich (22 November 1921 – 15 January 1989), also spelled Günther Reich and Gunther Reich, was an Israeli baritone of German birth.
Relevant evidence: Yes