CORPORATE GOVERNANCE

Audit Committee Compensation Committee Nominating & Governance Committee
Jonathan P. Northrup, CLP
David J. Arthur, CEO
Tess Burleson, CPA Audit Committee Nominating & Governance Committee
Arnold C. Hanish, CPA Audit Committee Compensation Committee
Paul Lammers, MD, MSc Compensation Committee Nominating & Governance Committee
Bruce J. McCreedy, PhD Audit Committee Compensation Committee
William K. McVicar, PhD
= Chairperson = Member = Chairman of the Board