Committee Composition

  Audit Nominating and Governance Compensation
Raymond W. ("Bill") Anderson Independent Director Committee Chair for Audit Committee   Member of Compensation Committee
Suzanne L. Bruhn, Ph.D.   Member of Nominating and Governance Committee Committee Chair for Compensation Committee
Richard L. Franklin, M.D., Ph.D. Member of Audit Committee Member of Nominating and Governance Committee  
Llew Keltner, M.D., Ph.D. Member of Audit Committee Committee Chair for Nominating and Governance Committee  
Erich Sager Chairman of the Board      
Vijay B. Samant   Member of Nominating and Governance Committee Member of Compensation Committee
Timothy P. Walbert Member of Audit Committee   Member of Compensation Committee
Chair of the Board = Chair of the Board Committee Chair = Chair Committee Member = Member Independent Director = Independent Director