Kenneth T. Derr

Kenneth T. Derr is a member of the board of directors of the Halliburton Company. He is a retired Chairman of the Board, Chevron Corporation (international oil company). He served as Chevron's Chairman and Chief Executive Officer from January 1, 1989, to December 31, 1999, when he was succeeded by David J. O'Reilly. Derr is also a former Chairman of the Board of Calpine Corporation, a director of Citigroup Inc., and a former director of Potlatch Corporation. He is a member of the Council on Foreign Relations.

Kenneth T. Derr

Kenneth T. Derr is a member of the board of directors of the Halliburton Company. He is a retired Chairman of the Board, Chevron Corporation (international oil company). He served as Chevron's Chairman and Chief Executive Officer from January 1, 1989, to December 31, 1999, when he was succeeded by David J. O'Reilly. Derr is also a former Chairman of the Board of Calpine Corporation, a director of Citigroup Inc., and a former director of Potlatch Corporation. He is a member of the Council on Foreign Relations.