STC is a professional association that advances the arts and sciences of technical communication. Its 25,000 members include technical writers, editors, graphic designers, multimedia artists, Web and Intranet page information designers, translators and others whose work involves making technical information understandable and available to those who need it.

http://www.stc.org

Formed in 1957, the IEEE Professional Communication Society was concerned with the art of clear writing and speaking. Now its interests extend to distance learning, web design and hypertext, document usability, video, team writing, visual communication, information design, communication and publication management and production, user interface design, and information dissemination, retrieval, and use.

http://www.ieeepcs.org

The IEEE ("eye-triple-E"), The Institute of Electrical and Electronics Engineers, Inc., helps advance global prosperity by promoting the engineering process of creating, developing, integrating, sharing, and applying knowledge about electrical and information technologies and sciences for the benefit of humanity and the profession.

http://www.ieee.org

Founded in 1947, ACM is the world's first educational and scientific computing society. Today, our members — over 80,000 computing professionals and students world-wide — and the public turn to ACM for authoritative publications, pioneering conferences, and visionary leadership for the new millennium.

http://www.acm.org

The Association of Teachers of Technical Writing was formed in 1973 to encourage dialogue among teachers of technical communication and to develop technical communication as an academic discipline. ATTW today has approximately 1,000 members and includes both graduate and undergraduate students of technical communication as well as professional technical communicators in business and industry.

http://www.attw.org

ICA is an international association for scholars interested in the study of all aspects of human communication, as well as in the teaching of communication. ICA began over 50 years ago as a small association of U.S. researchers – it has grown to an association with 17 divisions and interest groups spanning the whole field, and with more than 3,000 members in at least 65 countries.

http://www.icahdq.org

Recognizing the need for a practical-oriented organization dedicated to enhancing the skills and professional success of usability professionals, Janice James created the Usability Professionals' Association in 1991. The original membership of 50 has grown today to over 1,600 members.

http://www.upassoc.org