The Dayton Opera and Dayton Philharmonic Orchestra perform Beethoven's Fidelio in January 2011 at the Benjamin and Maria Schuster Performing Arts Center in Dayton, Ohio. Courtesy of the Dayton Performing Arts Alliance hide caption

itoggle caption Courtesy of the Dayton Performing Arts Alliance

Pianist Van Cliburn made a surprise appearance at the 50th Anniversary Van Cliburn Competition Gold Medalists concert in Fort Worth, Texas Sept. 6. Courtesy of the Van Cliburn Foundation hide caption

itoggle caption Courtesy of the Van Cliburn Foundation

Violinist Nicola Benedetti, whose interview with the Scottish Sun this week sparked a furor — including the writer being called a "numpty," or fool. courtesy of the artist hide caption

itoggle caption courtesy of the artist

Christoph von Dohnanyi and the Boston Symphony play Beethoven in the opening night concert of the Tanglewood Festival's 75th anniversary. Hilary Scott/Boston Symphony hide caption

itoggle caption Hilary Scott/Boston Symphony