1. Department of Psychology, University of Pennsylvania, Philadelphia, Leonard Davis Institute of Health Economics, University of Pennsylvania,
2. Leonard Davis Institute of Health Economics, University of Pennsylvania, Division of General Internal Medicine, University of Pennsylvania School of Medicine, Philadelphia, Center for Health Equity Research and Promotion, Philadelphia Veterans Affairs Medical Center
3. Veterans Administration Health Services Research and Development Center of Excellence, Veterans Affairs Ann Arbor Healthcare System and the Division of General Internal Medicine, University of Michigan, Program for Improving Health Care Decisions, Ann Arbor, Michigan
4. Division of General Internal Medicine, University of Pennsylvania School of Medicine, Philadelphia
5. Department of Social and Decision Sciences, Carnegie-Mellon University
6. Department of Psychology, University of Michigan, Ann Arbor
7. Leonard Davis Institute of Health Economics, University of Pennsylvania, Department of Rehabilitation Medicine, University of Pennsylvania School of Medicine, Philadelphia