George PazChairman of the BoardChief Executive Officer,Express Scripts

Gary G. BenanavDirectorRetired Vice Chairman, New York Life Insurance Company

Maura C. BreenDirector, Chairman of the Compensation CommitteeRetired Senior Vice President,Verizon Communications

William J. DeLaneyDirectorPresident and Chief Executive OfficerSysco Corporation

Elder Granger, MD, MG, USA (Retired)DirectorPresident and Chief Executive Officer, The 5Ps LLC

Nicholas J. LaHowchicDirectorPresident and Chief Executive Officer, Diannic, LLC

Thomas P. Mac MahonDirector, Chairman of the Corporate Governance CommitteeDirector, Retired Chairman and Chief Executive Officer, Laboratory Corporation of America HoldingsDirector, Member of Compensation Committee, past Chairman of the Board of PharMerica

Frank MergenthalerDirector, Chairman of the Audit CommitteeExecutive Vice President and Chief Financial Officer, Interpublic Group

Woodrow A. Myers Jr., M.D.DirectorChief Executive Officer, Corizon Health, Inc.

Roderick A. PalmoreDirectorRetired Executive Vice President, General Counsel, Chief Compliance and Risk Management Officer and Secretary of General Mills

William L. Roper, MD, MPHDirectorDean, University of North Carolina (UNC) School of MedicineVice Chancellor of Medical AffairsChief Executive Officer, UNC Health Care System

Seymour SternbergDirectorRetired Chairman and Chief Executive Officer, New York Life Insurance Company

Tim WentworthDirectorPresident of Express Scripts
