- promoting concepts and techniques worldwide for usable products
www.usabilityprofessionals.org - product usability weblog of Jasper van Kuijk
www.uselog.com - strategies to enhance the user experience
website of Jakob Nielsen and Donald Norman
www.nngroup.com - website of Donald Norman
www.jnd.org - website of Jakob Nielsen
www.useit.com - dutch website for consumers and professionals to improve products
www.redesignme.org - your guide for developing suable and useful website
www.usability.gov/methods