David M. Walker is a CPA with over 40 years of leadership experience in all three major sectors of the U.S. economy. He serves on a number of boards and advisory committees and is a senior advisor to several entities. He most recently served as CEO of the Comeback America Initiative (CAI), and the Peter G. Peterson Foundation. Previously, Walker served as the seventh comptroller general of the United States and head of the U.S. Government Accountability Office (GAO) for almost ten years (1998–2008).This was one of Walker's three presidential appointments each by different presidents of both major political parties during his 15 years of full-time federal service.
Walker also has over 20 years of private sector experience, including approximately ten years as a partner and global managing director of human capital services for Arthur Andersen LLP. Walker is a former chairman of the United Nations Independent Audit Advisory Committee, a former assistant secretary of Labor for Employee Benefits Security, a former head of the Pension Benefit Guaranty Corporation, and a former public trustee of Social Security and Medicare. He has authored three books, with the latest one entitled Comeback America: Turning the Country Around and Restoring Fiscal Responsibility (2010) achieving National Bestseller status. He is a frequent writer and commentator, is a subject of the critically acclaimed documentary I.O.U.S.A., and has appeared in several other documentaries. Walker recently tested his state policy and political reform ideas during a statewide campaign in Connecticut.