Committee Composition Audit Committee Compensation Committee Nominating and Corporate Governance Committee Quality Assurance and Compliance Committee Christopher R. Christensen Quality Assurance and Compliance Committee Stephen M. R. Covey Compensation Committee Nominating and Corporate Governance Committee Scott E. Lamb Audit Committee Nominating and Corporate Governance Committee Roderic W. Lewis Compensation Committee Nominating and Corporate Governance Committee John G. Nackel, Ph.D. Audit Committee Compensation Committee Quality Assurance and Compliance Committee JoAnne Stringfield Audit Committee Quality Assurance and Compliance Committee Daniel H. Walker Quality Assurance and Compliance Committee = Chairperson = Member = Chairman of the Board