Committee Composition.

	Audit Committee	Compensation Committee	Nominating and Governance Committee	Science and Technology Committee
Michael J. Finney PhD				Science and Technology Committee
Elaine J. Heron	Audit Committee		Nominating and Governance Committee	Science and Technology Committee
W. Mark Watson	Audit Committee	Compensation Committee
David Wheadon, M.D.		Compensation Committee	Nominating and Governance Committee	Science and Technology Committee
Bob Yedid	Audit Committee	Compensation Committee	Nominating and Governance Committee

= Chairperson = Member