Now available: Design for Impact by Erin Weigel

Wednesday’s 50% off special: “Prototyping: A Practitioner’s Guide”

07/05/2010

Donna Spencer’s Card Sorting: Designing Usable Categories is this Wednesday’s 50% off deal (remember, we New Yorkers define a day in GMT-5 terms). Follow @rosenfeldmedia and we’ll tweet the code at least a few times to our followers during the day.