Mr. Goldman has served as a director since 2003. Mr. Goldman's primary occupation has been as a financial consultant since October 2002. Prior to that, Mr. Goldman served as Senior Vice President, Finance and Chief Financial Officer of Conoco, Inc. from 1998 to 2002 and Vice President, Finance from 1991 to 1998. For more than five years prior to that date, Mr. Goldman held various executive positions with Conoco, Inc. and E.I. Du Pont de Nemours & Co., Inc. Mr. Goldman is the elected Vice President, Finance of the World Petroleum Council, and a member of the Financial Executives Institute and the Outside Advisory Council of Global Infrastructure Partners. Mr. Goldman serves on the board of directors of McDermott International, Inc., Parker Drilling Company and Tesoro Corporation. Mr. Goldman also serves on the Board of Trustees of Kenyon College, Gambier, Ohio.