All iSchool students are members of SASI: the Student Association of the School of Information. Specific professional interest groups which welcome student involvement are listed here by major area:

Preservation of the Cultural Record

Society of American Archivists (SAA) (UT Austin Student Chapter)
American Institute for the Conservation of Historic and Artistic Works

Librarianship

American Library Association (ALA) (UT Austin Student Chapter)
Texas Library Association
Central Texas Chapter of REFORMA
Special Libraries Association (SLA) (UT Austin Student Chapter)
Art and Architecture libraries (ArTex) Student Interest Group

Information Architecture

American Society for Information Science and Technology (ASIS&T) (UT Austin Student Chapter)
American Society for Information Science and Technology (ASIS&T)
Asimolar Institute for Information Architecture (AIfIA)
Usability Professionals Association Austin Chapter
ACM Special Interest Group on Computer-Human Interaction (SIGCHI)