Committee Composition

  Audit Compensation Executive Nominating Valuation
DOUGLAS W. JAMISON Chairman of the Board     Committee Chair for Executive Committee    
W. DILLAWAY AYRES JR. Independent Director Member of Audit Committee Member of Compensation Committee Member of Executive Committee   Member of Valuation Committee
C. WAYNE BARDIN M.D. Independent Director     Member of Executive Committee Member of Nominating Committee Member of Valuation Committee
PHILLIP A. BAUMAN M.D. Independent Director   Member of Compensation Committee   Member of Nominating Committee Member of Valuation Committee
G. MORGAN BROWNE Independent Director Member of Audit Committee     Member of Nominating Committee Committee Chair for Valuation Committee
DUGALD A. FLETCHER Independent Director Member of Audit Committee Member of Compensation Committee Member of Executive Committee   Member of Valuation Committee
LORI D. PRESSMAN          
CHARLES E. RAMSEY Independent Director     Member of Executive Committee Committee Chair for Nominating Committee Member of Valuation Committee
JAMES E. ROBERTS Independent Director Member of Audit Committee Committee Chair for Compensation Committee     Member of Valuation Committee
RICHARD P. SHANLEY Independent Director Committee Chair for Audit Committee Member of Compensation Committee     Member of Valuation Committee
Chair of the Board = Chair of the Board Committee Chair = Chair Committee Member = Member Independent Director = Independent Director