Committees corporate governance submenus Management Directors Committees Contact the board Audit Committee Nominating and Governance Committee Compensation Committee Emma Battle Audit Committee Nominating and Governance Committee Richard A. Brenner Audit Committee Nominating and Governance Committee Susan E. Cates Audit Committee Compensation Committee Jack C. Kilgore Nominating and Governance Committee Compensation Committee Malcolm McQuilkin Audit Committee Nominating and Governance Committee Charles Norris Audit Committee Compensation Committee David L. Warnock Nominating and Governance Committee Compensation Committee = Chairperson = Member = Lead Director