

The Usability Scaling Law: Death of User Testing?
Training AI on large volumes of user research data may scale up its ability to predict usability problems and create better designs in the first place. This could change the balance between predictive usability and observational usability.

Jakob Nielsen
3 days ago13 min read


UX Roundup: Explainer Videos | AI Overload | AI Music | Over-Recuiting | Home Robots | GPT 4.5
AI stigma & SEO explainer videos | Overwhelmed by AI progress | AI music improves | Overrecruiting study participants to account for no-show

Jakob Nielsen
Mar 310 min read


AI With “Computer Use”: Agents, Accessibility Fix, Facilitating Usability Tests
Summary : AI’s new capability to operate computers directly could redefine user experience, from aiding disabled users to automating...

Jakob Nielsen
Nov 7, 20247 min read


UX Roundup: Learning User Testing | Writing with AI | AI Data Center Walkthrough | Runway Experimental UI | AI As Expert Tutor | Geographical Advantage Saudis | Motion Brush
Learn user testing through in-person sessions | Dialectic writing with AI | AI taking the lead to guide users

Jakob Nielsen
Sep 23, 20249 min read


Watch What Users Do, Don’t Listen to What They Say: Revealed Preferences vs. the Query Effect
Actions speak louder than words. Observation trumps inquiry. Reality defies expectation. Abandon self-reported bias and focus on observation

Jakob Nielsen
Sep 5, 20245 min read


10 Foundational Insights for UX
Summary : UX has come a long way since its early beginnings at Bell Labs in the 1940s. As we enter Year 2 of the AI revolution, it’s...

Jakob Nielsen
Aug 15, 202420 min read


UX Roundup: Survey Response Options | Ideogram | Deepfaking User Test Videos | AI IA | LDM = Large Design Model | Web History | AI Writes 10% of Science Papers
Discrete response options best measure users’ subjective satisfaction | Disguising test users | Shopify AI helps merchants' IA | LDM GenUI

Jakob Nielsen
Jul 8, 202410 min read


UX Roundup: Portfolio Without Experience | AI-UX Course | Jakob on UX Greece | Test with 5 Users | ImageGen Shootout
How to build a UX portfolio before getting your first UX job | Usability testing with 5 users: the comic strip

Jakob Nielsen
Mar 18, 20247 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


Usability Labs: Cool or Old School?
Richly illustrated historical overview of the transformation of usability labs from dedicated spaces to Zoom calls.

Jakob Nielsen
Nov 29, 20237 min read


Professional Growth for a Solo UX Practitioner
Strategy for a UX professional to gain skills and professional acumen despite being the only UX specialist in a company.

Jakob Nielsen
Oct 27, 202310 min read


Why and How to Execute UX (Part 2 of 2 of Jakob Nielsen’s UX Basics Article)
The definitive article on user experience, delineating the reasons for implementing UX and the main methods to do so. (Part 2 of 2)

Jakob Nielsen
Aug 21, 202312 min read