Rethink your thinking.  American Institute of Graphic Arts www.aiga.org Association of Professional Design Firms www.apdf.org Corporate Design Foundation www.cdf.org Design Business Association www.dba.org.uk/home.html Design Council www.designcouncil.org.uk Design Management Institute www.dmi.org Graphic Artists Guild www.gag.org Industrial Designers Society of America www.idsa.org