Now available: Design for Impact by Erin Weigel

Tomorrow: 50% off Card Sorting

08/09/2011

This week’s Wacky Wednesday deal: half off Donna Spencer’s eminently practical and extremely useful Card Sorting: Designing Usable Categories.

The deal runs tomorrow from 12:01am until midnight, GMT-5. We’ll tweet out the discount code from the @rosenfeldmedia Twitter account a few times during the day. Please spread the word!