Robert L. Lumpkins
Retired Vice Chairman and Chief Financial Officer of Cargill, Incorporated Chairman of The Mosaic Company
Committees: Audit; Corporate Governance and Nominating

Nancy E. Cooper
Retired Executive Vice President and Chief Financial Officer of CA Technologies
Committees: Audit (Chair); Corporate Governance and Nominating

Gregory L. Ebel
Chairman of Enbreidge, Inc.
Committees: Corporate Governance and Nominating (Chair); Audit

Timothy S. Gitzel
President and Chief Executive Officer of Cameco Corporation
Committees: Audit; Compensation

Denise C. Johnson
Group President, Resources Industries
Group of Caterpillar, Incorporated
Committees: Compensation; Environmental, Health, Safety and Sustainable Development

Emery N. Koenig
Retired Vice Chairman and Chief Risk Officer of Cargill, Incorporated
Committees: Corporate Governance and Nominating; Environmental, Health, Safety and Sustainable Development

William T. Monahan
Retired Chairman, President and Chief Executive Officer of Imation Corp.
Committees: Compensation (Chair); Audit

James “Joc” C. O’Rourke
President and Chief Executive Officer of The Mosaic Company

James L. Popowich
Retired President and Chief Executive Officer of Elk Valley Coal Corporation
Committees: Compensation; Environmental, Health, Safety and Sustainable Development

David T. Seaton
Chairman and Chief Executive Officer of Fluor Corporation
Committees: Compensation; Environmental, Health, Safety and Sustainable Development

Steven M. Seibert
Attorney at The Seibert Law Firm
Committees: Environmental, Health, Safety and Sustainable Development (Chair); Corporate Governance and Nominating

Luciano Siani Pires
Chief Financial Officer of Vale S.A.
Committee: Environmental, Health, Safety and Sustainable Development

Kelvin R. Westbrook
President and Chief Executive Officer of KRW Advisors, LLC
Committees: Corporate Governance and Nominating; Environmental, Health, Safety and Sustainable Development