1. Robert A. Berenson ( ) is an Institute Fellow at the Health Policy Center, Urban Institute, in Washington, D.C.
2. Jonathan H. Sunshine is president of Sunshine and Associates, in Chevy Chase, Maryland.
3. David Helms is a senior associate in the Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health, in Baltimore, Maryland.
4. Emily Lawton is a research associate at the Health Policy Center, Urban Institute.