William F Hecht

Mr. Hecht retired as Chairman of the Board and Chief Executive Officer of PPL Corporation, a diversified utility and energy services company, on October 1, 2006. He was elected President and Chief Operating Officer in 1991 and Chairman and Chief Executive Officer in 1993. In addition to PPL Corporation, he served on the Boards of PPL Electric Utilities Corporation and PPL Energy Supply, LLC, subsidiaries of PPL Corporation. Mr. Hecht also serves as Chairman of the Board of Directors of the Federal Reserve Bank of Philadelphia and as a director of RenaissanceRe Holdings Ltd. He also serves on the Board of a number of civic and charitable organizations. Mr. Hecht was appointed to the DENTSPLY Board of Directors in March 2001.