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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 15,925 ATS members (as of May 12, 2017) 13,543 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:

Assemblyprimary membersSecondary Membersprimary & secondary membersprimary & secondary (U.S. only)primary (U.S. only)International Members
Allergy, Immunology and Inflammation (AII) 1368 1888 3256 1788 765 1468
Behavioral Science & Health Services Research (BSHSR) 222 500 722 565 183 157
Clinical Problems (CP) 2424 2279 4703 2968 1477 1735
Critical Care (CC) 3179 3033 6212 4845 2558 1367
Enviromental, Occupational and Population Health (EOPH) 439 730 1169 778 297 391
Microbiology, Tuberculosis and Pulmonary Infections (MTPI) 828 1528 2356 1355 421 1001
Nursing (NUR) 110 62 172 145 94 27
Pediatrics (PEDS) 1072 436 1508 1086 792 422
Pulmonary Circulation (PC) 841 1704 2545 1941 631 604
Pulmonary Rehabilitation  (PR) 213 470 683 323 78 360
Respiratory Cell and Molecular Biology (RCMB) 1065 1621 2686 1692 699 994
Respiratory Structure and Function (RSF) 882 1833 2715 1644 486 1071
Sleep and Respiratory Neurobiology (SRN) 543 1096 1639 978 313 661
Thoracic Oncology 357 722 1079 656 228 423
Genetics & Genomics (GG):  889 members
Medical Education (Med Ed)  1362 members
Terrorism & Inhalation Disasters (TID)  412 members
Members with NO Assembly Affiliation  2382 members
Last Reviewed: May 2017