Committee Composition

Audit Committee Compensation Committee Nominating and Corporate Governance Committee
Paul Carter Audit Committee Compensation Committee
Jeremy Green Nominating and Corporate Governance Committee
Deepa R. Pakianathan, Ph.D. Compensation Committee
A. Bruce Montgomery, M.D. Audit Committee Nominating and Corporate Governance Committee
Heather Preston, M.D. Audit Committee
Clay B. Siegall, Ph.D. Compensation Committee Nominating and Corporate Governance Committee
Wendy Yarno Compensation Committee Nominating and Corporate Governance Committee
= Chairperson = Member