1. Harvard Aging Brain Study, Department of Neurology, Massachusetts General Hospital, Harvard Medical School, Boston
2. Center for Alzheimer Research and Treatment, Department of Neurology, Brigham and Women’s Hospital, Boston, Massachusetts
3. The Florey Institute, The University of Melbourne, Victoria, Australia
4. Melbourne School of Psychological Science, University of Melbourne, Victoria, Australia
5. Department of Neurology, Stanford University, Stanford, California
6. Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Boston
7. Vanderbilt Memory & Alzheimer’s Center, Department of Neurology, Vanderbilt University Medical Center, Nashville, Tennessee
8. Helen Wills Neuroscience Institute, University of California Berkeley, Berkeley
9. Department of Neurology, Cliniques Universitaires St-Luc, Institute of Neuroscience, Université Catholique de Louvain, Brussels, Belgium
10. Faculty of Health, Medicine and Life Sciences, School for Mental Health and Neuroscience, Alzheimer Centre Limburg, Maastricht University, Maastricht, the Netherlands
11. Division of Nuclear Medicine and Molecular Imaging, Department of Radiology, Massachusetts General Hospital, Harvard Medical School, Boston
12. Athinoula A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Harvard Medical School, Boston
13. Department of Nuclear Medicine and Centre for PET, Austin Health, Victoria, Australia