Board of Directors 

Mr. Hackett was named President and Chief Executive Officer in December 2003, and Chairman of the Board in January 2006. From April 2003 to December 2003, Mr. Hackett was the Chief Operating Officer of Devon Energy Corporation following Devon's merger with Ocean Energy, Inc. Mr. Hackett was President and Chief Executive Officer of Ocean Energy, Inc. from March 1999 to April 2003, and was Chairman of the Board from January 2000 to April 2003. He served as Chief Executive Officer and President of Seagull Energy Corporation from September 1998 until March 1999, and as Chairman of the Board from January 1999 to March 1999, prior to its merger with Ocean Energy. He currently serves as a Director of Fluor Corporation and Temple-Inland, Inc. and serves as Chairman of the Federal Reserve Bank of Dallas.

Mr. Allison has been Chairman Emeritus of the Board since January 2006, and a director since 1985. He was Chairman of the Board from 1986 until December 2005. He also served as Chief Executive Officer of the Company from 1986 until January 2002, and from March 2003 until December 2003. Mr. Allison is a director of Freeport-McMoRan Copper & Gold Inc.

Since 1990, Mr. Barcus has served as Chairman of L.G. Barcus and Sons, Inc., a general contractor located in Kansas City, Kansas, with operations nationwide. He has also served as Chairman of First Community Bancshares and Chairman of First Community Bank since 1995. Mr. Barcus has been a director of the Company since 1986.

Mr. Bryan is a retired business executive. From 1999 until December 2003, Mr. Bryan was Executive Vice President of Newpark Drilling Fluids, Inc., an oilfield services firm headquartered in Houston, Texas. He retired as Senior Vice President of Dresser Industries, Inc. in 1998. He had been a Vice President of Dresser since 1990. Mr. Bryan has been a director of the Company since 1986.

Since 1976, Mr. Butler has been Chairman of J. R. Butler and Company, a reservoir engineering company located in Houston, Texas. He was Chairman and Chief Executive Officer of GeoQuest International Holdings, Inc., Senior Chairman of Petroleum Information Corp., and Vice Chairman of Petroleum Information/Dwights, L.L.C. until 1997. Since August 2006, Mr. Butler has served as a director of BreitBurn Energy Partners LP, a NASDAQ listed company, and also serves as a director of the Houston chapter of the National Association of Corporate Directors. He is a member of the Society of Petroleum Evaluation Engineers, and was Chairman of the Society of Exploration Geophysicists Foundation until December 2001. Mr. Butler has been a director of the Company since 1996.

Mr. Corbett joined Anadarko's board in 2006 following Anadarko's acquisition of Kerr-McGee Corporation, where he had served as Chairman and Chief Executive Officer since 1999. Mr. Corbett had been with Kerr-McGee since 1985 when he joined the company's Exploration and Production Division as vice president of geophysics. In subsequent years, he held a number of senior executive positions with Kerr-McGee. Mr. Corbett also serves on the boards of OGE Energy Corporation and Noble Corporation.

Since January 2007, Ms. Eberhart has served as President and Chief Executive Officer of Invensys Process Systems, a process automation company. From 2003 until March 2004, Ms. Eberhart was President of Americas of Electronic Data Systems Corporation (EDS), an information technology and business process outsourcing company. From 2002 to 2003, she was Senior Vice President of EDS and President of Solutions Consulting. She was also a member of the Executive Operations Team and Investment Committee of EDS. Ms. Eberhart is a member of the Financial Executives International and American Institute of Certified Public Accountants. Ms. Eberhart also serves on the Board of Directors of Advanced Micro Devices, Inc. and Solectron Corporation. Ms. Eberhart has been a director of the Company since 2004.

Mr. Fluor is Chairman and CEO of Texas Crude Energy, Inc., a private, independent oil and gas exploration company. Mr. Fluor also serves as lead director of Fluor Corporation and as director of Cameron International Corporation and The Welch Foundation. He is a member of the All American Wildcatters Association and the Council of Overseers of the Jesse H. Jones Graduate School of Management at Rice University.

Mr. Gordon is Senior Managing Director of Deltec Asset Management LLC, an investment firm located in New York, New York. He was President of Deltec Securities Corporation from 1988 until it was converted into Deltec Asset Management LLC. Mr. Gordon has been a director of the Company since 1988.

Mr. Poduska is a retired business executive. He was Chairman of Advanced Visual Systems, Inc., a provider of visualization software, from 1992 until 2002. Mr. Poduska is a director at Novell, Inc. and Safeguard Scientific, Inc. He was also a director at Union Pacific Resources Group, Inc. from 1995 until 2000. Mr. Poduska has been a director at Anadarko since 2000.

Ms. Reynolds is President and CEO of Safeco Corporation, a property and casualty insurance company. Prior to joining Safeco in January 2006, she served as Chairman, President and CEO of AGL Resources Inc., a regional energy services holding company. Ms. Reynolds also served as President and CEO of Houston-based Duke Energy North America, a subsidiary of Duke Energy, which operated power-generating facilities across the United States, and as senior vice president of Pacific Gas Transmission Company, which owned and operated a major natural gas pipeline in the Pacific Northwest. She is also a director of Safeco Corporation and Delta Air Lines, Inc.