• Audit Committee Charter (PDF)
• Compensation Committee Charter (PDF)
• Diversity Committee Charter (PDF)
• Nominating / Corporate Governance Committee Charter (PDF)
• Board of Directors Governance Policies (PDF)
• Code of Ethics and Conflicts of Interest Policy for Board of Directors (PDF)
• Waiver of Code of Ethics and Conflicts of Interest Policy for Board of Directors

• Director Nominating Policies (PDF)
• Employee Standards of Business Conduct
• Waiver of Employee Standards of Business Conduct
• Procedures to Facilitate Communications Between the Directors and Employees, Shareholders and Other Interested Third Parties (PDF)
• Policies Adopted in Response to Shareholder Proposals (PDF)
• Directors' Unit Incentive Plan (PDF)

John W. Bachmann, Senior Partner, Edward Jones

David L. Boren, President, University of Oklahoma

Edward A. Brennan, Retired Chairman, President, and Chief Executive Officer, Sears, Roebuck and Co.

Armando M. Codina, Chairman and Chief Executive Officer, Codina Group, Inc.

Earl G. Graves, Chairman, Earl G. Graves, Limited

Ann M. Korologos, Chairman, Board of Trustees,
RAND Corporation

Philip J. Purcell, Retired Chairman and Chief Executive Officer, Morgan Stanley

Ray M. Robinson, Vice Chairman, East Lake Community Foundation

Judith Rodin, Ph.D., President, The Rockefeller Foundation

Matt Rose, Chairman and Chief Executive Officer
Burlington Northern Santa Fe Corp.

Roger T. Staubach, Chairman and Chief Executive Officer, The Staubach Company