Usability pioneer; co-founder of Nielsen Norman Group and founder of UX Tigers; author of the ten usability heuristics and of Jakob's Law.
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Their wordsUsers spend most of their time on other sites. This means that users prefer your site to work the same way as all the other sites they already know.
Their wordsOn the contrary, a first-time visitor to a site will be able to use expert features without having to learn the site because he or she can transfer learning from other sites.
Jakob NielsenUsability pioneer; co-founder of Nielsen Norman Group…The winning system of the next decade will not be the one with the most aesthetically pleasing buttons, nor will it be the one with the fewest screens. It will be the system that best understands the human’s “job to be done,” autonomously selects the right tools on their behalf, clearly shows the user what is about to happen, and gracefully recovers when the user’s context is incomplete or ambiguous.↗Intent by Discovery: Designing the AI User Experiencejakobnielsenphd.substack.com · 26 Mar 2026
Their wordsThe winning system of the next decade will not be the one with the most aesthetically pleasing buttons, nor will it be the one with the fewest screens. It will be the system that best understands the human’s “job to be done,” autonomously selects the right tools on their behalf, clearly shows the user what is about to happen, and gracefully recovers when the user’s context is incomplete or ambiguous.
Their wordsSo no, UX doesn’t die; it metamorphoses. We’ll still craft humane experiences, but increasingly through policies, protocols, and orchestrations rather than panels and palettes.
Their wordsWhen a team of 10 AI-enabled super-designers can do the work that used to require a UX department of 100, the need for higher management levels shrivels. I call this the “pancaking” of the design profession.
Their wordsUX design has been steadily improving over the last 50 years and is now reasonably good. The low-hanging fruit of terrible usability has long since been picked.
Jakob NielsenUsability pioneer; co-founder of Nielsen Norman Group…In a vibe coding future, companies will hopefully invest more in understanding user needs, refining the interface, and polishing details that delight users, because those are harder for AI to get right without guidance.↗Vibe Coding and Vibe Designjakobnielsenphd.substack.com · 7 Mar 2025
Their wordsIn a vibe coding future, companies will hopefully invest more in understanding user needs, refining the interface, and polishing details that delight users, because those are harder for AI to get right without guidance.