Committee Composition

Overview of Committee Composition and Member Roles
Director Name	Audit Committee	Compensation Committee	Nominating and Corporate Governance Committee
Dr. Frederick Buckman Chairman of the Board
Simon Irish
William Johnson	Member of the Audit CommitteeAudit Committee		Chairperson of the Nominating and Corporate Governance CommitteeNominating and Corporate Governance Committee
Robert W. Jones	Chairperson of the Audit CommitteeAudit Committee		Member of the Nominating and Corporate Governance CommitteeNominating and Corporate Governance Committee
Dr. David LeBlanc
Hugh MacDiarmid	Member of the Audit CommitteeAudit Committee	Chairperson of the Compensation CommitteeCompensation Committee
Shawn Matthews		Member of the Compensation CommitteeCompensation Committee
Charles Pardee		Member of the Compensation CommitteeCompensation Committee	Member of the Nominating and Corporate Governance CommitteeNominating and Corporate Governance Committee