Mr. Edwards has been a consultant in the energy field since December 2001. He was Senior Executive Vice President, Corporate Strategy & Development, of Conoco, Inc. (an integrated oil company, that merged with Phillips Petroleum Company in 2002), from November 1999 until his retirement in December 2001. He was Executive Vice President, Refining, Marketing, Supply & Transportation of Conoco from September 1991 until November 1999. From September 1991 to October 1998, Mr. Edwards was also a Senior Vice President of E. I. duPont de Nemours and Company (a chemical company that was Conoco's former parent company). Mr. Edwards is also a director of Entergy Corporation and Sunoco Partners LLC, the general partner of Sunoco Logistics Partners L. P.