EDITORS NOTE: PLEASE MOVE TO THE FINANCIAL TIMES AS PER DARAGH MCDONOGH – LONDON PHOTO ASSIGNMENTS: PHILADELPHIA – MARCH 24: Jennifer Higdon, a musical composer works on a new composition at her studio March 25, 2004 in Philadelphia, Pennsylvania. Higdon is schduled to perform with the Boston Symphony next week. (Photo by William Thomas Cain/Getty Images for the Financial Times)