edward demarco, acting director of the federal housing finance agency and served as fhfa with the fhfa, the successor of the office of housing enterprise when he came on as house director and served in various capacities of the social security administration and other agencies is. thank you. let me introduce the second panel as well. mr. william sheer is director of the financial markets and community investment at the united states government accountability office. in this capacity, he has conducted research on the government enterprises including a recent report published in 2009 and we look forward to hearing about that with your testimony. peter wallisston is fellow at the enterprise institute, and serves as co-chair of the pugh reform task force and held a number of government positions including consulate at the united states treasury. he has written numerous books about u.s. enterprise. we welcome you. and dr. susan waxter is the former assistant secretary of housing and urban development, and served on numerous review and research boards in the public and private sectors. lastl