1. Department of Neurology Massachusetts General Hospital and Harvard Medical School Boston MA USA
2. Department of Psychiatry Massachusetts General Hospital and Harvard Medical School Boston MA USA
3. Department of Biochemistry Ludwig‐Maximilians‐University Munich Bavaria Germany
4. Department of Radiology Mayo Clinic Rochester MN USA
5. Department of Radiology Massachusetts General Hospital and Harvard Medical School Boston MA USA
6. Department of Neurology Brigham and Women's Hospital and Harvard Medical School Boston MA USA
7. Khachaturian & Associates Inc Potomac MD USA
8. Department of Neurobiology Harvard Medical School Boston MA USA
9. Department of Psychiatry University of Zurich Zurich Switzerland
10. Department of Clinical Neurosciences University of Cambridge Cambridge UK
11. Department of Medicine University of Toronto Toronto Ontario Canada
12. National Institute on Aging National Institutes of Health Bethesda MD USA
13. Freelance Science Writer Newton MA USA