Bach in BerlinBach's St. Matthew Passion is universally acknowledged to be one of the world's supreme musical masterpieces, yet in the years after Bach's death it was forgotten by all but a small number of his pupils and admirers. The public rediscovered it in 1829, when Felix Mendelssohn conducted the work before a glittering audience of Berlin artists and intellectuals, Prussian royals, and civic notables. The concert soon became the stuff of legend, sparking a