1. Roland Sturm ( ) is a senior economist at the RAND Corporation in Santa Monica, California.
2. Lisa M. Powell is a research professor at the Institute for Health Research and Policy, University of Illinois at Chicago.
3. Jamie F. Chriqui is a senior research scientist at the Institute for Health Research and Policy.
4. Frank J. Chaloupka is a distinguished professor of economics and public health and director of the Health Policy Center, University of Illinois at Chicago.