Former Chairman and Chief Executive Officer, Teachers Insurance and Annuity Association-College Retirement Equities Fund ("TIAA-CREF"). Mr. Biggs served as Chairman and Chief Executive Officer of TIAA-CREF (national teachers' pension fund) from January 1993 until November 2002. Mr. Biggs is not on the board of any public company in addition to The Boeing Company. He is also a director of the National Bureau of Economic Research, a trustee of Washington University in St. Louis and a member of the Advisory Council of the Public Company Accounting Oversight Board. Mr. Biggs is Chair of the Audit Committee and a member of the Finance Committee.