John C. Martin, PhD
Chairman and Chief Executive Officer

John F. Milligan, PhD
President and Chief Operating Officer

Norbert W. Bischofberger, PhD
Executive Vice President, Research and Development and Chief Scientific Officer

Gregg H. Alton
Executive Vice President, Corporate and Medical Affairs

Kevin Young CBE
Executive Vice President, Commercial Operations

Kristen M. Metza
Senior Vice President, Human Resources

Robin L. Washington
Senior Vice President and Chief Financial Officer