An array of musical stars converges in Leipzig to celebrate the 300th anniversary of Johann Sebastian Bach taking up his appointment as Kantor at the city's iconic Thomaskirche a post that he occupied for more than a quarter of a century, covering a period in which he created many of his greatest works. On a special open-air stage in the market square of Leipzig the Thomaner Choir and the Gewandhaus Orchestra under their current Thomaskantor Andreas...