KEITH H. WILLIAMSON is Senior Vice President, Secretary and General Counsel of Centene Corporation, a position he has held since November 2006. Centene Corporation is located in St. Louis, Missouri and is a multi-line healthcare enterprise that provides programs and related services to individuals receiving benefits under Medicaid, including Supplemental Security Income and the State Children's Health Insurance Program. He previously served as President of the Capital Services Division of Pitney Bowes Inc., a position he held since 1999. Pitney Bowes is a global provider of integrated mail, messaging and document management solutions headquartered in Stamford, Connecticut. Mr. Williamson joined Pitney Bowes in 1988 and held a series of positions in the company's tax, finance and legal operations, including oversight of the treasury function and rating agency activity. Mr. Williamson earned a B.A. from Brown University, a J.D. and M.B.A. from Harvard University and an LL.M. in taxation from New York University Law School. He is a member of the Finance Committee and has been a director since September 2005.