Dave Walker currently serves as the first Senior Strategic Advisor for the Global Public Sector Practice at PricewaterhouseCoopers (PwC). Walker is a well-recognized fiscal responsibility/accountability, government transformation, and retirement security expert. . Walker received Presidential appointments with unanimous Senate confirmation from Reagan, Bush (41) and Clinton, including serving as Comptroller General of the United States and head of the U.S. Government Accountability Office (GAO) for almost 10 years. He previously served as a Partner and Global Managing Director with Arthur Andersen LLP. Walker served as the first Chairman of the United Nations Independent Audit Advisory Committee for four years. He currently serves on a number of non-profit boards and advisory committees. He is also is an inductee into the International Accounting Hall of Fame and is a member of the Trilateral Commission.