Today 's forum , featuring prominent budgetary experts , was the first major federal debt event sponsored by the BPC . Among those appearing today : former Congressional Budget Office Director Robert Reischauer , President of the Urban Institute ; former CBO Director Douglas Holtz-Eakin , President of DHE Consulting , LLC ; former Senate Budget Committee Staff Director G. William Hoagland , now Vice President for Public Policy at CIGNA ; former Assistant Secretary of the Treasury C. Fred Bergsten , Director of the Peterson Institute for International Economics ; and former Comptroller General of the United States David Walker , now President and CEO of the Peter G. Peterson Foundation .