John T. Mollen has been a director of Alexion since April 2014. Mr. Mollen served as Executive Vice President, Human Resources (HR) of EMC Corporation from May 2006 until his retirement in February 2014, including two years as special advisor to the President. He joined EMC as Senior Vice President, Human Resources in September 1999. While at EMC, Mr. Mollen led the global human resources function to ensure the availability of world-class talent to drive business success and his responsibilities included executive, leadership, and employee development; compensation and benefits; staffing; and all of the people-related aspects of acquisition integration. Prior to joining EMC, Mr. Mollen was Vice President of Human Resources at Citigroup Inc. Mr. Mollen serves as a director for a number of not-for-profit and professional boards, including the New England Healthcare Institute, the HR Policy Association, Center on Executive Compensation, and as an advisory board member for Working Mother magazine and he is Chairman of the Board of Trustees of Worcester Polytechnic Institute.

Mr. Mollen received a bachelor's degree in economics from St. John Fisher College in Rochester, N.Y., and a master's degree in labor relations from St. Francis University in Loretto, Pa.

Mr. Mollen is Chair of the Leadership and Compensation Committee and a member of the Audit and Finance Committee.