Committee composition

	Audit Committee	Compensation Committee	Nominating and Corporate Governance Committee	Research and Development Committee*
Darren Cline	Audit Committee		Nominating and Corporate Governance Committee
Jakob Dupont				Research and Development Committee*
John Flavin	Audit Committee	Compensation Committee
Rachel Humphrey		Compensation Committee	Nominating and Corporate Governance Committee	Research and Development Committee*
Freda Lewis-Hall			Nominating and Corporate Governance Committee
Michael Metzger	Audit Committee	Compensation Committee

= Chairperson = Member

*R&D Committee non-board participation includes Michael Atkins, M.D., Thomas Gajewski, M.D., Ph.D., and Xiaodong Yang, M.D., Ph.D.