1. Bruce Leff ( ) is a professor of medicine at the Johns Hopkins University School of Medicine, in Baltimore, Maryland.
2. Charlotte M. Carlson is an associate medical director at On Lok Senior Health Services, in San Francisco, California.
3. Debra Saliba is director of the University of California, Los Angeles, Borun Center and a research physician in the Veterans Affairs Greater Los Angeles Healthcare System.
4. Christine Ritchie is a professor in the Department of Medicine at the University of California, San Francisco.