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## Board of Directors 

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First Row WILLIAM C. WELDON Chairman, Board of Directors; Chief Executive Officer; and Chairman, Executive Committee 

Second Row, Left to Right MARY SUE COLEMAN, PH.D. President, University of Michigan 

JAMES G. CULLEN Retired President and Chief Operating Officer, Bell Atlantic Corporation 

Third Row, Left to Right IAN E. L. DAVIS Managing Director Emeritus; Former Worldwide Managing Director, McKinsey & Company 

MICHAEL M. E. JOHNS, M.D. Chancellor, Emory University 

Fourth Row, Left to Right SUSAN L. LINDQUIST, PH.D. Member and Former Director, Whitehead Institute for Biomedical Research; Professor of Biology, Massachusetts Institute of Technology 

ANNE M. MULCAHY Former Chairman and Chief Executive Officer, Xerox Corporation 

Fifth Row, Left to Right LEO F. MULLIN Retired Chairman and Chief Executive Officer, Delta Air Lines, Inc. 

WILLIAM D. PEREZ Senior Advisor, Greenhill & Co., Inc.; Retired President and Chief Executive Officer, Wm. Wrigley Jr. Company 

Sixth Row, Left to Right CHARLES PRINCE Chairman, Sconset Group, LLC; Senior Counselor, Albright Capital Management LLC; Retired Chairman and Chief Executive Officer, Citigroup Inc. 

DAVID SATCHER, M.D., PH.D. Director, Center of Excellence on Health Disparities, Director, Satcher Health Leadership Institute and Poussaint-Satcher-Cosby Chair in Mental Health, Morehouse School of Medicine; Former U.S. Surgeon General 

## COMMITTEES OF THE BOARD 

## AUDIT 

The Audit Committee, composed entirely of indepen- dent Directors, helps the Board oversee the Company’s finan- cial accounting and reporting practices. It recommends the independent public auditor for appointment by the Board and reviews its performance. In addition, the Committee monitors the adequacy of internal accounting practices, procedures and controls; reviews the Company’s financial reporting process and disclo- sure procedures; and helps the Board oversee the Company’s legal compliance programs. 

James G. Cullen, Chairman Mary Sue Coleman, Ph.D. Ian E. L. Davis Leo F. Mullin 

## COMPENSATION & BENEFITS 

The Compensation & Benefits Committee, composed entirely of independent Directors, establishes the Company’s executive compensation philosophy and principles and approves the annual compen- sation and long-term incentives for the Company’s directors and executive offi- cers. The Committee also reviews the philosophy and policies of the non-Board Management Compensation Committee, which determines management compensation and establishes perquisites and other compensation policies for non-executive employees. Additionally, the Committee oversees the management of the various retirement, pension, long-term incentive, savings, health and welfare plans that cover the Company’s employees. 

Charles Prince, Chairman Michael M. E. Johns, M.D. Anne M. Mulcahy William D. Perez 

