1. Department of Psychology University of Wyoming Laramie Wyoming USA
2. Virginia Center on Aging, College of Health Professions Virginia Commonwealth University Richmond Virginia USA
3. Department of Medicine, Section of Geriatrics and Palliative Medicine University of Chicago Chicago Illinois USA
4. Trager Institute University of Louisville Louisville Kentucky USA
5. Program in Gerontology and Rhode Island Geriatric Education Center University of Rhode Island Kingston Rhode Island USA
6. College of Nursing University of Utah Salt Lake City Utah USA
7. Department of Medicine, Division of Geriatrics & Aging University of Rochester Rochester New York USA
8. Department of Medicine, Division of Gerontology and Geriatric Medicine University of Washington Seattle Washington USA