Committee Composition Committee Composition Audit Committee Compensation Committee Nominating and Corporate Governance Committee Science Committee Paul L. Berns Audit Committee Compensation Committee Kristina M. Burow Compensation Committee Nominating and Corporate Governance Committee Graham K. Cooper Audit Committee Compensation Committee Nathaniel E. David, Ph.D. David L. Lacey, M.D. Nominating and Corporate Governance Committee Science Committee Keith R. Leonard Margo Roberts, Ph.D. Nominating and Corporate Governance Committee Science Committee Camille D. Samuels Audit Committee = Chairperson = Member = Financial Expert = Chairman of the Board
