Tenor Jonas Kaufmann possesses an operatic and concert repertory that spans several centuries, taking in Monteverdi and J.S. Bach and reaching into the 20th century with works by Schoenberg and contemporary composers. The vast area in between includes Mozart, Beethoven, Schubert, Puccini, and many more. Kaufmann willingly ventures into the obscure or little-known realms, too, appearing on world-premiere recordings of neglected operas. While his discography clearly suggests a preference for opera, he has sung much concert fare, including Mahler's Das Lied von der Erde and Beeth...