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Ms. Knowles age 58 retired from Atlantic Richfield Company (ARCO) in 2000 and was Executive Vice President and Chief Financial Officer from 1996 until 2000 and a director from 1996 until 1998. She joined ARCO in 1972. Ms. Knowles is a director of Phelps Dodge Corporation and a member of the Board of Trustees of the Fidelity Funds. She has been a director of the Company since March 2002. She is the Chairman of the Audit Committee and a member of the Finance Committee. | 