

The 50 Most Common User Research Methods, Ranked by Value
The 50 most common user research methods scored on breadth of scope, depth of insights, remote suitability, and cost, then ranked by total value.
Jakob Nielsen
6 days ago22 min read


UX Roundup: Claude Design | AI Does User Testing | AI Use Crosses 50% | GPT-Images-2 | GPT 5.5 | DeepSeek 4
Claude Design | AI Does User Testing | AI Use Crosses 50% | GPT-Images-2 | GPT 5.5 | DeepSeek 4 Summary: Claude Design should be used differently than canvas-based design tools | AI conducts user testing and can now see what’s happening on the screen | For the first time, more than 50% of employed Americans use AI at work | OpenAI recaptures leadership in AI image generation with new, highly accurate model | Two upgraded AI models, GPT 5.5 and DeepSeek 4
Jakob Nielsen
Apr 2719 min read


UX Roundup: 2026 Predictions | AI Analyzing Usability | Character Consistency | DeepMind Documentary | Amazon Agent | AI Prescriptions | Mechanical Turk
Summary : New video with 2026 predictions for AI & UX | AI analyzing usability test recordings | Character consistency still difficult | Google DeepMind documentary film | Amazon’s ecommerce agent Rufus does well | AI renews drug prescriptions | Problems using Mechanical Turk for user research UX Roundup for January 19, 2026. (Nano Banana Pro) 2026 Predictions: The Music Video The article with my 18 predictions for AI and UX in 2026 is very long (almost 10,000 words), so I
Jakob Nielsen
Jan 1917 min read


Usability Testing Process Explained in Comic Strips
Summary: Three storylines from different categories of product design: apps, websites, and consumer electronics, all told in comic-strip format. Different cartooning styles are used to convey varying levels of detail, including a humorous version told through animal characters. I made all the comics in this article with Nano Banana Pro. I have a systematic 12-step process for planning, running, and analyzing a usability study . Unfortunately, the write-up of the full proce
Jakob Nielsen
Dec 4, 20253 min read


12 Steps for Usability Testing: Plan, Run, Analyze, Report
User testing is straightforward, but it involves many moving parts, making it best to have a systematic process for planning and executing studies, as well as ensuring follow-up.
Jakob Nielsen
Sep 4, 202532 min read


UX Roundup: GPT 5 | AI in Education | UXR Repositories | AI Cannibalization | Map vs. Territory | Patients and AI vs. Doctors | AI Speed | User Test Methodology
GPT 5 put to the test: Explain UXD and UXR to a 5-year-old | AI in Education | AI makes repositories of old user research findings more useful | AI summaries cannibalize clickthrough from web searches | The journey map is not the territory of user actions | Patients reveal more to clinical AI than when talking with human physicians | Response time matters for AI usability | Leading the participants in a usability study
Jakob Nielsen
Aug 11, 202518 min read
