Committee Composition Audit Committee Compensation Committee Nominating and Corporate Governance Committee Dennis Fenton, Ph.D. Compensation Committee Rita Jain, M.D. Compensation Committee Magda Marquet, Ph.D. Audit Committee Oleg Nodelman Nominating and Corporate Governance Committee Hollings Renton Nominating and Corporate Governance Committee John Schmid Audit Committee Compensation Committee James N. Topper, M.D., Ph.D Nominating and Corporate Governance Committee J. Anthony Ware, M.D. Audit Committee Nominating and Corporate Governance Committee = Chairperson = Member = Financial Expert