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Fred Hassan

Managing Director, Warburg Pincus and Former Chairman & CEO, Schering-Plough Corp.

Fred Hassan is chairman and chief executive officer of Schering-Plough Corporation. Prior to his arrival at Schering-Plough in April 2003, Hassan was chairman and chief executive officer of Pharmacia Corporation. He received a bachelor's degree in chemical engineering from the Imperial College of Science and Technology at the University of London and an M.B.A. from Harvard Business School.