J Mark Iwry Author & Editor

William G. Gale holds the Arjay and Frances Miller Chair in Federal Economic Policy at the Brookings Institution and is also director of The Retirement Security Project. J. Mark Iwry is senior adviser to the secretary and deputy assistant treasury secretary for retirement and health policy at the United States Department of the Treasury. David C. John is a principal of the Retirement Security Project and a senior research fellow at the Thomas A. Roe Institute for Economic Policy Studies at the Heritage Foundation. Lina Walker is a strategic policy adviser with AARP's Public Policy Institute.