

Error Message Usability
Jakob Nielsen’s usability heuristic 9: Help Users Recognize, Diagnose, and Recover from Errors.
Jakob Nielsen
Jan 285 min read


Embrace AI’s Uncertainty in UX
AI’s probabilistic nature changes all areas of user experience, impacting users, UX researchers, and designers.
Jakob Nielsen
Mar 6, 20246 min read


How I Developed the 10 Usability Heuristics
Jakob Nielsen’s 10 usability heuristics were defined from a factor analysis of a large set of usability principles.
Jakob Nielsen
Feb 15, 20248 min read


UX Roundup: Domain-Optimized AI | Be a Test User | Heuristic Evaluation Template | Jakob Live
Optimizing AI answers for a specific domain and perspective | Participate in user-research studies yourself | Heuristic evaluation template.
Jakob Nielsen
Jan 22, 20244 min read


Being Taken Seriously as a Young UX Professional
A blend of heuristic evaluation and usability testing builds credibility. Young UXers should avoid being the sole UX talent in a startup.
Jakob Nielsen
Dec 1, 20236 min read


Unreliability of AI in Evaluating UX Screenshots
Case study of ChatGPT evaluating 12 e-commerce screenshots: Most AI-driven redesign suggestions were inconsistent and untrustworthy.
Jakob Nielsen
Oct 20, 20237 min read


Jakob Nielsen’s 10 Usability Heuristics as Haikus
7 haikus define heuristic evaluation and tell us why the 10 heuristics are important. Each heuristic is explained with two haikus.
Jakob Nielsen
Oct 11, 20233 min read


Classic Usability Important for AI
AI products are fraught with basic usability errors, violating decades-old UX findings. Simple fixes will save AI users much pain.
Jakob Nielsen
Sep 1, 20238 min read


The 10 Usability Heuristics Reimagined
Many people have published great new ways of explaining the classic 10 usability heuristics.
Jakob Nielsen
Jul 19, 20234 min read