Card Sorting

Reference

• Donna Maurer's definitive guide
• Tips and Tricks for Recruiting Users as Participants: Nielsen Norman Group Report
• Card Sort Online Tool Websort
• another nice overview on cardsorting from Melbourne's Information & Design
• an alternative and possible more effective approach than the standard 'open' or 'closed' cardsort:

Investigation of Applying the Delphi Method to a New Card Sorting Technique

Evaluating a proposed classification

Measuring the Success Of a Classification System by Ian Barker

online card sorting

http://websort.net/