1. Center for Ethics and Humanities in the Life Sciences, Michigan State University, East Lansing
2. Center for Bioethics and Social Sciences in Medicine, University of Michigan Medical School, Ann Arbor
3. Center for Statistical Consultation and Research, University of Michigan, Ann Arbor
4. Department of Sociology, Michigan State University, East Lansing
5. Department of Bioethics, National Institutes of Health, Bethesda, Maryland