Architectural Computing is an alliance, formed in 2002, between the five international CAAD organisations:

eCAADe - Education and Research in Computer Aided Architectural Design in Europe

ACADIA -Association of Computer Aided Design in Architecture

CAADRIA -Computer Aided Architectural Design Research in Asia

SIGraDi - Sociedad Iberoamericana de Grafica Digital

CAADFutures Foundation

The organisations organise conferences and other related activities. From 2003 they will collaborate on the production of a new International Journal, called IJAC.

Related Link:
http://www.architecturalcomputing.org/