Audit Committee Compensation Committee International and Business Development Oversight Committee Nominating and Corporate Governance Committee Research & Development Committee Liz Barrett Audit Committee Compensation Committee David Bonderman John DeYoung Compensation Committee International and Business Development Oversight Committee Franz Humer, Ph.D. Audit Committee Compensation Committee International and Business Development Oversight Committee Joshua Kazam International and Business Development Oversight Committee Stephen Mayo, Ph.D. Research & Development Committee Debbie Messemer Audit Committee Nominating and Corporate Governance Committee Vicki Sato International and Business Development Oversight Committee Research & Development Committee Todd Sisitsky Nominating and Corporate Governance Committee Owen Witte, M.D. Nominating and Corporate Governance Committee Research & Development Committee = Chairperson = Member = Lead Director = Financial Expert