Association for Computing Machinery, a US organization founded in 1947 and dedicated to the development of information processing as a discipline, to the exchange of information about the subject, and to the responsible use of computers in an increasing diversity of applications. It publishes a wide range of influential scholarly and professional journals, the best known of which are the Communications of the ACM and the Journal of the ACM. Although based in the USA, the Association has branches (known as chapters) in many countries.

http://www.acm.org The ACM home page