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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 16,192 ATS members (as of February 8, 2018) 13,678 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) 1326 1862 3188 1757 746 1431
Behavioral Science & Health Services Research (BSHSR) 242 509 751 596 204 155
Clinical Problems (CP) 2387 2329 4716 3001 1451 1715
Critical Care (CC) 3285 3033 6318 4971 2667 1347
Enviromental, Occupational and Population Health (EOPH) 443 731 1174 767 294 407
Nursing (NUR) 110 69 179 152 95 27
Pediatrics (PEDS) 1097 445 1542 1115 809 427
Pulmonary Circulation (PC) 877 1731 2608 1985 650 623
Pulmonary Infections and Tuberculosis (PI-TB) 801 1541 2342 1367 415 975
Pulmonary Rehabilitation  (PR) 221 484 705 342 89 363
Respiratory Cell and Molecular Biology (RCMB) 1065 1641 2706 1732 707 974
Respiratory Structure and Function (RSF) 871 1879 2750 1693 475 1057
Sleep and Respiratory Neurobiology (SRN) 558 1095 1653 992 332 661
Thoracic Oncology 395 725 1120 690 261 430
Genetics & Genomics (GG): 932 members
Medical Education (Med Ed) 1524 members
Terrorism & Inhalation Disasters (TID) 414  members
Members with NO Assembly Affiliation 2514 members
Last Reviewed: February 2018