Number fetishism leads usability studies astray by focusing on statistical analyses that are often false, biased, misleading, or overly narrow. Better to emphasize insights and qualitative research.| Nielsen Norman Group
The average business metrics improvement after a usability redesign is now 83%. This is substantially less than 6 years ago, but ROI remains high because usability is still cheap relative to gains.| Nielsen Norman Group
Having a good designer doesn't eliminate the need for a systematic usability process. Risk reduction and quality improvement both require user testing and other usability methods.| Nielsen Norman Group
Step-by-step instructions to systematically review your product to find potential usability and experience problems. Download a free heuristic evaluation template.| Nielsen Norman Group
Designers, developers, and even UX researchers fall prey to the false-consensus effect, projecting their behaviors and reactions onto users.| Nielsen Norman Group
Elaborate usability tests are a waste of resources. The best results come from testing no more than 5 users and running as many small tests as you can afford.| Nielsen Norman Group
Even the tiniest amount of empirical facts (say, observing 2 users) vastly improves the probability of making correct UI design decisions.| Nielsen Norman Group
UX researchers use this popular observational methodology to uncover problems and opportunities in designs.| Nielsen Norman Group