Captions from left to right, beginning with top row.

ALEJANDRO ACHAVAL
Chairman, Chief Executive Officer and Controlling Partner of IMEXTRADE S.A.
Audit; Finance & Pension Committees

CLAIRE W. GARGALLI
Director of various corporations; former Vice Chairman, Diversified Search Companies
Finance & Pension (Chairman); Compensation & Management Development Committees

RONALD L. KUEHN, JR.
Chairman, El Paso Corporation
Compensation & Management Development (Chairman); Finance & Pension Committees

RAYMOND W. LEBOEUF
Chairman & Chief Executive Officer, PPG Industries, Inc.
Audit; Compensation & Management Development Committees

BENJAMIN F. PAYTON
President, Tuskegee University
Audit; Governance & Nominating Committees

G.JACKSON RATCLIFFE, JR.
Chairman, Hubbell Incorporated
Executive Session Presiding Director Governance & Nominating (Chairman);
Compensation & Management Development Committees

DENNIS H. REILLEY
Chairman, President & Chief Executive Officer, Praxair, Inc.

WAYNE T. SMITH
Chairman, President & Chief Executive Officer, Community Health Systems, Inc.
Audit; Governance & Nominating Committees

H. MITCHELL WATSON, JR.
President, Sigma Group of America
Audit (Chairman); Governance & Nominating Committees