Board of Directors

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About Us
Kenneth C. Frazier

Kenneth C. Frazier

Chairman of the board and chief executive officer, Merck & Co., Inc. Director, Exxon Mobil and Chairman, PhRMA. Member, Board of Overseers, Weill Cornell Medical College and Graduate School of Medical Sciences. Trustee, Cornerstone Christian Academy. Our director since Jan. 1, 2011.

Leslie A. Brun

Leslie A. Brun

Lead director of the board. Chairman and chief executive officer, Sarr Group, LLC (investment holding company). Non-executive chairman, Broadridge Financial Solutions, Inc. and CDK Global, Inc. Director, Hewlett Packard Enterprise Company and NXT Capital, Inc. Our director since July 22, 2008.

Thomas R. Cech, Ph.D.

Thomas R. Cech, Ph.D.

Investigator, Howard Hughes Medical Institute. Distinguished Professor, University of Colorado. Director, BioFrontiers Institute, University of Colorado. Our director since May 27, 2009.

Pamela J. Craig

Pamela J. Craig

Former chief financial officer, Accenture (global management consulting, technology services and outsourcing company). Director, Akamai Technologies and Wal-Mart Stores, Inc. Our director since Sept. 1, 2015.

Thomas H. Glocer

Thomas H. Glocer

Retired chief executive officer, Thomson Reuters Corporation (information and services company for businesses and professionals). Founder and managing partner, Angelic Ventures, L.P. Director, Morgan Stanley and Council on Foreign Relations. Our director since Nov. 27, 2007.

C. Robert Kidder

C. Robert Kidder

Former chairman and chief executive officer, 3Stone Advisors LLC (private investment firm). Director, Advanced Drainage Systems, Inc. and Microvi Biotech Inc. Our director since Dec. 5, 2005.

Rochelle B. Lazarus

Rochelle B. Lazarus

Chairman Emeritus, Ogilvy & Mather (advertising and marketing communication company). Director, Blackstone Group L.P. and General Electric. Our director since Oct. 26, 2004.

Carlos E. Represas

Carlos E. Represas

Retired chairman, Nestlé Group Mexico (multinational food and beverage company). Director, Bombardier Inc., Swiss Re Group and Swiss Re American Holding Corporation. Non-executive chairman, Bombardier Latin America. Our director since Feb. 24, 2009.

Paul B. Rothman, M.D.

Paul B. Rothman, M.D.

Dean of medical faculty and vice president for medicine, The Johns Hopkins University, and CEO, Johns Hopkins Medicine. Our director since Sept. 1, 2015.

Patricia F. Russo

Patricia F. Russo

Chairman, Hewlett Packard Enterprise Company. Former chief executive officer and director, Alcatel-Lucent. Director, Alcoa, Inc., General Motors Company and KKR Management LLC (managing partner KKR & Co., L.P.). Our director since Sept. 1, 1995.

Craig B. Thompson, M.D.

Craig B. Thompson, M.D.

President and chief executive officer, Memorial Sloan-Kettering Cancer Center. Director, Charles River Laboratories. Our director since Jan. 2, 2008.

Wendell P. Weeks

Wendell P. Weeks

Chairman, chief executive officer and president, Corning Incorporated (specialty glass company for the consumer electronics, telecommunications, emissions-control, and life sciences industries). Director, Corning Incorporated and Amazon.com, Inc. Our director since Feb. 24, 2004.

Peter C. Wendell

Peter C. Wendell

Managing director, Sierra Ventures (technology-oriented venture capital firm). Faculty, Stanford University Graduate School of Business. Senior advisor and director, WestBridge Crossover Fund, LLC. Our director since Sept. 23, 2003.

Dates prior to the merger of Merck & Co., Inc. ("Merck") and Schering-Plough Corporation ("Schering-Plough") on November 3, 2009, reflect membership on the board of legacy Merck (Brun, Cech, Glocer, Lazarus, Represas, Weeks and Wendell) or legacy Schering-Plough (Kidder, Russo and Thompson), as the case may be.

COMMITTEE ASSIGNMENTS

Shareholder Communications with the Board

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CODE OF CONDUCT: OUR VALUES AND STANDARDS

Our code of conduct reflects our corporate values and guides our day-to-day decision making.

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