(Credit: Karen Almond / Metropolitan Opera) The London Symphony Orchestra has announced its 2020-21 season at the Barbican Centre. For the purposes of this article we will only focus on Vocal performances. Sir. Simon Rattle conducts Berg’s “Wozzeck” with Anja Kampe, Christian Gerhaler, Thomas Blondelle, John Tomlinson, and Peter Hoare. Performance Dates: Sept. 15-17, 2020 Sir Simon Rattle conducts Melodic {…}