Co-Evolution of Problem and Solution Spaces in Creative Design An Essay by Nigel Cross & Kees Dorst www.researchgate.net Between the two spaces What the prototype tells youSolution to evaluation and back againIn terms which must be alteredPrimitive design
Friction Logs A Definition frictionlog.com A friction log is a type of UX experiment where the subject journals their feelings, thoughts, struggles, joys, and any other type of emotion. The point is to surface anything that gives the user discomfort or joy so the product or feature can improve. That's what this site is all about. uxdesign