David Walker and Robert Bixby are leading experts on national budget policies. Walker is the founder and CEO of the Comeback America Initiative. He is also the former comptroller general of the United States. Bixby is a member of the bipartisan Domenici-Rivlin Commission and is the executive director of the Concord Coalition. Both Walker and Bixby gave presentations in an effort to engage the participants in a realistic discussion about the financial future of the United States.