Assembly Membership
When a person becomes a member of the American Thoracic Society he or she is entitled to become a "primary member" of one Assembly and "secondary member" of two additional Assemblies. Of the 15,734 ATS members (as of May 15, 2019) 13,669 have declared a primary Assembly. Please see the list below for the numbers of primary members, secondary, International and primary & secondary members in each Assembly:
| Assembly | primary members | Secondary Members | primary & secondary members | primary & secondary (U.S. only) | primary (U.S. only) | International Members | Percentage of International Members |
|---|---|---|---|---|---|---|---|
| Allergy, Immunology and Inflammation (AII) | 1276 | 1866 | 3142 | 1780 | 747 | 1362 | 43.35% |
| Behavioral Science & Health Services Research (BSHSR) | 267 | 522 | 789 | 643 | 227 | 146 | 18.50% |
| Clinical Problems (CP) | 2282 | 2278 | 4560 | 2984 | 1412 | 1576 | 34.56% |
| Critical Care (CC) | 3334 | 2982 | 6316 | 5064 | 2736 | 1252 | 19.82% |
| Enviromental, Occupational and Population Health (EOPH) | 468 | 731 | 1199 | 824 | 330 | 375 | 31.28% |
| Nursing (NUR) | 108 | 55 | 163 | 143 | 97 | 20 | 12.27% |
| Pediatrics (PEDS) | 1085 | 436 | 1521 | 1131 | 834 | 390 | 25.64% |
| Pulmonary Circulation (PC) | 867 | 1610 | 2477 | 1923 | 658 | 554 | 22.37% |
| Pulmonary Infections and Tuberculosis (PI-TB) | 860 | 1632 | 2492 | 1519 | 462 | 973 | 39.04% |
| Pulmonary Rehabilitation (PR) | 219 | 461 | 680 | 352 | 95 | 328 | 48.24% |
| Respiratory Cell and Molecular Biology (RCMB) | 1052 | 1596 | 2648 | 1754 | 734 | 894 | 33.76% |
| Respiratory Structure and Function (RSF) | 831 | 1739 | 2570 | 1628 | 483 | 942 | 36.65% |
| Sleep and Respiratory Neurobiology (SRN) | 572 | 1043 | 1615 | 1001 | 344 | 614 | 38.02% |
| Thoracic Oncology | 448 | 716 | 1164 | 732 | 300 | 432 | 37.11% |
| Genetics & Genomics (GG): | 1037 members | ||||||
| Medical Education (Med Ed) | 1840 members | ||||||
| Terrorism & Inhalation Disasters (TID) | 427 members | ||||||
| Members with NO Assembly Affiliation | 2065 members | ||||||
Last Reviewed: May 2019
