Audit Committee Compensation Committee International and Business Development Oversight Committee Nominating and Corporate Governance Committee Research & Development Committee Liz Barrett Audit Committee David Bonderman Compensation Committee 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 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