1. Northwestern University, Department of Medical Social Sciences, Chicago, IL, US
2. University of Oregon, Department of Psychology, Eugene, OR, US
3. West Virginia University, Department of Psychology and the West Virginia Prevention Research Center, Morgantown, WV, US
4. Florida State University, Department of Geriatrics, Tallahassee, FL, US
5. University of Edinburgh, Centre for Cognitive Ageing and Cognitive Epidemiology, Department of Psychology, Edinburgh, Scotland, UK
6. University of New South Wales, Centre for Healthy Brain Aging, Sydney NSW, AU
7. Rush Alzheimer’s Disease Center, Rush University Medical Center, Chicago, IL, US
8. University of Victoria, Department of Psychology, Victoria, BC, CA
9. University of Hamburg, Department of Psychology, Berlin, DE
10. Humboldt University, Department of Psychology, Berlin, DE
11. University of Southern California, Leonard Davis School of Gerontology, Los Angeles, CA
12. Pennsylvania State University, Center for Healthy Aging, State College, PA, US
13. VA Boston Healthcare System, Boston, MA, US
14. Boston University, Boston, MA, US
15. University of Washington, Department of Psychiatry and Behavioral Sciences, Seattle, WA, US
16. Pennsylvania State University, Department of Human Development and Psychology, State College, PA, US
17. Albert Einstein College of Medicine, Bronx, NY, US
18. University of New South Wales, Department of Developmental Disability Neuropsychiatry, Sydney, NSW, AU
19. University of Melbourne Academic Unit for Psychiatry of Old Age and National Ageing Research Institute, Kew and Parkville, AU
20. University of Queensland, Queensland Brain Institute, AU
21. University of Zurich, Department of Psychology, Zurich, CH
22. Germany Institue for Economic Research, Berlin, DE
23. Univeristy of Edinburgh, Centre for Dementia Prevention, Edinburgh, UK
24. Northwestern University, Department of Psychology, Evanston, IL, US