1. Department of Epidemiology and Biostatistics, School of Public Health, West Virginia University, Morgantown
2. Department of Psychiatry, University of Rochester Medical Center, Rochester, New York
3. Department of Biostatistics, Mailman School of Public Health and School of Nursing, Columbia University, New York, New York
4. Pacific Institute for Research and Evaluation, Calverton, Maryland
5. Department of Geography, Indiana University–Purdue University at Indianapolis
6. McLean Hospital, Belmont, Massachusetts
7. Department of Psychiatry, Harvard Medical School, Boston, Massachusetts
8. Departments of Pathology and Radiology, University of New Mexico School of Medicine, Albuquerque
9. Centre for Population Health Research, Curtin University, Perth, Australia
10. Department of Community Health and Epidemiology, Dalhousie University, Halifax, Canada
11. Department of Sociology and Anthropology, West Virginia University, Morgantown
12. Northeast Ohio Medical University, Rootstown
13. Departments of Criminal Justice and Psychiatry and Behavioral Neurosciences, Wayne State University, Detroit, Michigan
14. Australian Institute for Suicide Research and Prevention, Mount Gravatt, Australia
15. WHO Collaborating Centre for Research and Training in Suicide Prevention, Griffith University, Mount Gravatt, Australia
16. College for Health, Community and Policy, University of Texas, San Antonio
17. Slovene Centre for Suicide Research and Department of Psychology, University of Primorska, Koper, Slovenia
18. Department of Psychiatry and Behavioral Sciences, Johns Hopkins School of Medicine, Baltimore, Maryland
19. Department of Behavioral Medicine and Psychiatry, West Virginia University, Morgantown
20. Department of Emergency Medicine, Yale School of Medicine, New Haven, Connecticut