The orchestra has also had many famous guest conductors, including Richard Strauss, John Williams, Arnold Schoenberg, Sergei Prokofiev, Sergei Rachmaninov, Maurice Ravel, Edward Elgar, Aaron Copland, Leonard Slatkin, André Previn, Michael Tilson Thomas, Leonard Bernstein, Leopold Stokowski, Erich Leinsdorf, Eugene Ormandy, George Szell and Charles Münch. Many of these guest conductors have also recorded with the orchestra. 