1. Program in Medical Ethics, Division of General Internal Medicine, University of California, San Francisco, San Francisco, California
2. Division of General Internal Medicine, Center for Bioethics and Health Law, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania
3. Kennedy Institute of Ethics, Georgetown University, Washington, D.C
4. Division of Aging Studies, George Washington University Institute for Spirituality and Health, George Washington University School of Medicine, Washington, D.C
5. Division of General Internal Medicine, University of California, San Francisco, San Francisco, California
6. Hackensack University Medical Center, Hackensack, New Jersey
7. Program on the Medical Encounter and Palliative Care, Durham Veterans Affairs Medical Center, Department of Medicine and Institute on Care at the End of Life, Duke University, Durham, North Carolina