

2025 Year in Review: Themes, Trends, Status, Top 10 Articles
Summary: AI disrupted UX practice across multiple vectors: research methodology, interface ontology, temporal dynamics, economic structures, and distribution channels. UX professionals must reconceptualize their discipline from artifact-centric design toward orchestrating intent-driven systems while cultivating individual agency as the primary professional competency. (Nano Banana Pro) I published about 330,000 words across 100 articles on UX Tigers in 2025 (including this

Jakob Nielsen
Dec 18, 202533 min read


UX Roundup: How People Use AI | AI Does User Research | Founding Designers | Prompt Engineering | AI Agent Use Cases | Electricity Fuels AI | GPT 5.2 Beats Humans
Summary : How People Use AI for professional and creative jobs | AI conducts user interviews at scale, converting qualitative quotes to quant data | When and how to hire the first designer in a startup company | Prompt engineering debunked: Don’t specify a mastery persona | Longitudinal user research needed to judge AI agent usability | A new generation of power turbines may meet the need for AI electricity | GPT 5.2 132% better than human experts on economically valuable tas

Jakob Nielsen
Dec 15, 202520 min read


UX Roundup: Long-Running AI | Consistency | What AI to Use | AI Anxiety | AI Helps Blind Users | NPS
Summary : UX for long-running AI tasks | Consistent user interface design | What are the best AI models to use now | AI anxiety in the workplace | AI helps blind users, but a study found that accessibility challenges remain in current AI UI | NPS scored UX Roundup for November 3, 2025. (Seedream 4) UX For Long-Running AI Tasks New explainer video about the UX of AI that runs for hours or days (YouTube, 5 min.). Concept: Eton upperclassman. I had a hard time making this a

Jakob Nielsen
Nov 3, 202510 min read


Estimating AI’s Rate of Progress with UX Design and Research Methods
Summary: When can AI replace UX designers? We need longitudinal research to compare AI with human experts across multiple UX methods and track the improvement rates. Results could define an AI scaling law for UX skills, helping companies decide when to delegate what UX work to AI versus humans. We need to discover if a scaling law exists for AI’s ability to perform UX and usability work. (Similar to the well-established existing AI scaling laws .) This includes facilitatin

Jakob Nielsen
Oct 30, 20256 min read


UX Roundup: Usability Halloween | Score Secondary Research | AI UI Ideas | Heuristic Evaluation with AI
Summary : Usability Halloween | Study Similarity Score to assess the relevance of secondary research | 23 design ideas to improve AI UI | Using AI to conduct heuristic evaluation UX Roundup for October 27, 2025. (Seedream 4) Usability Halloween Costume Dress up as a usability expert this Halloween ! I made a short video (YouTube, 3 min.) with Sora 2 and Veo 3 to show what kids think of this idea. (Spoiler: They like it, but then all these kids were generated by my prompts.) H

Jakob Nielsen
Oct 27, 202512 min read


UX Roundup: AI Job Losses for Young Staff | Founder Mode | Learn AI-First Design | Secondary Research | Comparing Avatar Tools
AI’s impact on job prospects for junior vs. senior employees | Founder Mode | Learn AI-First design | Secondary user research | Comparing avatars animated with HeyGen and Chinese AI tool Wan

Jakob Nielsen
Sep 8, 202513 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


Why Beats What: Prioritize Qualitative User Research Over Quantitative
Qualitative research is your only path to design improvement. Watching users struggle reveals solutions; surveys and metrics don’t. Testing with 5 users enables rapid iteration: test, fix, repeat.

Jakob Nielsen
Jul 31, 202513 min read


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
May 15, 202513 min read


UX Roundup: 2025 UX Themes | Put New AI Models to the Test | AI Slide Creation | AI Analyzing Usability Tests | AI Job Creation | AI & UX Jobs
6 themes for UX in 2025 | Testing new AI with your own challenging tasks | AI middling at analyzing usability tests | AI’s impact on UX jobs

Jakob Nielsen
Jan 6, 20259 min read


UX Roundup: AI Follow-Up Questions in Usability Studies | Top UX Evaluation Methods | AI Use in UX | Keep Users in the Flow | New Grok Image Model
Summary : AI can ask follow-up questions in usability sessions | The top 3 UX evaluation methods | AI use in UX | New hybrid UI for AI...

Jakob Nielsen
Dec 11, 202410 min read


UX Roundup: AI-UX One-Day Conference | AI Format Remixing | UXR Prompt Cheatsheet | Research Report Renaissance | Worst UI Ever | Flexible Displays | Scaling Law for Physical AI | Podcast | Le Chat
Using AI to repurpose content into additional formats | Cheatsheet with AI prompts for user research | Worst UI ever | Flexible displays

Jakob Nielsen
Nov 25, 202411 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


UX Roundup: AI Empathy | Submit Buttons | European Job Changes | Runway AI Video | Writing Questions for User Research | Leonardo Sold | Midjourney New Release
AI shows more empathy than human doctors | “Submit” considered harmful | Europe too slow for AI | Prompt AI for user research questions

Jakob Nielsen
Aug 5, 202411 min read


UX Roundup: UX Secrets | Figma AI | AI Style Variation | Dark AI | Respect for UX | User Research & AI | Claude 3.5
No secrets in UX | Figma GenUI | Image stylistic variations in generative AI | AI used for dark design | How to get respect for UX

Jakob Nielsen
Jul 1, 20249 min read


UX Roundup: How UX Researchers Use AI | Integrate AI With Existing App | Short Videos | New Remote Research Tool | Business School AI
Study of how user researchers use AI | Integrating AI within an existing software product | Short highlights from Jakob’s recent videos

Jakob Nielsen
Apr 8, 20248 min read


UX Roundup: Pilot Testing | AI Companions | Dark Design Patterns: An Australian Warning | Usability Testing Templates | No-Registration ChatGPT
Iterative user research | Pilot study | AI Companions | Dark design | Templates for usability studies

Jakob Nielsen
Apr 5, 20248 min read


User Research with Humans vs. AI
AI offers many benefits in user research and can enhance, but not replace, the human touch in user-centered design.

Jakob Nielsen
Apr 3, 20249 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
