1. Center for Palliative and Supportive Care, Department of Medicine, University of Alabama, Birmingham, Alabama.
2. Alabama Institute on Aging, University of Alabama, Tuscaloosa, Alabama.
3. Department of Psychology, University of Alabama, Tuscaloosa, Alabama.
4. Center for the Advanced Study of Teaching and Learning, University of Virginia, Charlottesville, Virginia.
5. Birmingham VA Medical Center, Birmingham, Alabama.
6. Department of Psychiatry and Behavioral Sciences, East Virginia Medical School, Nortolk, Virginia.