Committee composition

  Audit Compensation Nominating and Corporate Governance Clinical Quality Corporate Development
Keith G. Myers          
W. J. "Billy" Tauzin   Member of Compensation Committee Member of Nominating and Corporate Governance Committee    
Monica F. Azare   Committee Chair for Compensation Committee   Member of Clinical Quality Committee  
Senator John B. Breaux   Member of Compensation Committee Member of Nominating and Corporate Governance Committee    
John L. Indest       Committee Chair for Clinical Quality Committee  
George A. Lewis Committee Chair for Audit Committee        
Ronald T. Nixon Member of Audit Committee   Member of Nominating and Corporate Governance Committee   Committee Chair for Corporate Development Committee
Ronald Nixon Director

Ronald T. Nixon has served as a director since July 2001. Mr. Nixon is a founding principal of The Catalyst Group, formed in 1990, which has managed two small business investment companies, or SBICs, one participating preferred SBIC and six private equity investment funds. Prior to joining The Catalyst Group, Mr. Nixon operated companies in the manufacturing, distribution and service sectors. Mr. Nixon has served or currently serves on the boards of directors of numerous private companies. Mr. Nixon holds a Bachelor of Science degree in Mechanical Engineering from the University of Texas at Austin and is a registered Professional Engineer in the State of Texas.


Christopher S. Shackelton Member of Audit Committee       Member of Corporate Development Committee
Kenneth E. Thorpe, PhD       Member of Clinical Quality Committee Member of Corporate Development Committee
Dan S. Wilford Member of Audit Committee   Committee Chair for Nominating and Corporate Governance Committee Member of Clinical Quality Committee  
Committee Chair = Chair Committee Member = Member