The Cleveland Orchestra has announced its 2023-24 season. For the purposes of this article, our focus will be solely on vocal performances. The season opens with performances of “Amadeus” featuring The Cleveland Orchestra Chorus. Richard Kaufman conducts. Performance Dates: Sept. 21 – 24, 2023 Simon Keenlyside leads a program featuring music by Mahler. Franz Welser-Möst conducts. Performance Dates: Oct. 12 {…}