American Library Association is the most large library association.
)=== Activities ===The official purpose of the association is "to promote library service and librarianship
==== Round Tables ====Ethnic & Multicultural Information Exchange RT (EMIERT)Exhibits Round Table (ERT)Film and Media Round (FMRT)Games and Gaming (GAMERT)Government Documents (GODORT)Graphic Novel and Comics Round Table (GNCRT)Intellectual Freedom Round Table (IFRT)International Relations (IRRT)Learning RT (LearnRT)Library History (LHRT)Library Instruction Round Table (LIRT)Library Research (LRRT)Library Support Staff Interests Round Table (LSSIRT)Map and Geospatial Information (MAGIRT)New Members Round Table (NMRT)Rainbow Round Table (RRT)Retired Members Round Table (RMRT)Social Responsibilities Round Table (SRRT) Staff Organization (SORT)Sustainability (SustainRT)Round Table Coordinating Assembly (RTCA)== Affiliates ==American Association of Law LibrariesAmerican Indian Library AssociationAssociation for Information Science and TechnologyAmerican Theological Library AssociationArt Libraries Society of North America (ARLIS/NA)Asian/Pacific American Librarians AssociationAssociation for Library and Information Science EducationAssociation for Rural and Small LibrariesAssociation of Bookmobile and Outreach ServicesAssociation of Jewish LibrariesAssociation of Research LibrariesBeta Phi MuThe Black Caucus of the American Library Association was formed in 1970

