

The Framing Effect in UX: Identical Facts, Opposite Decisions
Describe an option as a gain, and people play it safe; describe the same option as a loss, and they gamble. No presentation is frame-free, so pick the frame that maximizes comprehension, and audit your funnels for frames that merely maximize clicks. Every screen is a framing device. Yours included.

Jakob Nielsen
2 days ago16 min read


Hedonic Adaptation: The Same Design Scores Lower Every Year
Users adapt to good design the way lottery winners adapt to wealth: the thrill fades and the baseline resets. Hold a design constant, and its satisfaction ratings will sag year after year as expectations rise; my rule of thumb is a drift of 2–5% annually. Budget continuous improvement just to stay level, and spend it on killing recurring irritations before adding sparkle.

Jakob Nielsen
6 days ago5 min read


The Peak–End Rule: Users Remember 2 Moments and Forget the Rest
People judge a past experience by its most intense moment and its final moment, largely ignoring duration and the average of everything else. Fix your journey’s worst moment, build 1 genuine high point, and never let an error be the last thing users see: memories, not experiences, drive repeat business and word of mouth.

Jakob Nielsen
Jul 234 min read


UX Roundup: Image Models Compared | Writing for the Web | AI vs. Human Cognition | E-Commerce Usability | Multimodal Music Models
Summary : New Image Models: Microsoft MAI-Image-1 vs. Grok Image 0.9 | Writing digital content: Julius Caesar as a role model | Should AI mimic human cognition? | AI helps e-commerce sell more | AI singers understand the lyrics UX Roundup for November 17, 2025. (GPT Image-1) New Image Models: Microsoft MAI-Image-1 vs. Grok Image 0.9 Microsoft has released a new text-to-image model on www.bing.com/create , called MAI-Image-1. I tested it with the same prompt I had used with

Jakob Nielsen
Nov 17, 202513 min read


Think-Time UX: Design to Support Cognitive Latency
Summary: Next-generation AI-UX design must deliver human handoff harmony, with seamless transitions between machine execution and user cognition that recognize people’s limited mental processing budgets across different time periods. Includes 23 UX design patterns that support cognitive latency. Design to support the different time scales of human cognition. (Seedream 4) My good buddy Steve Krug famously said, “Don’t Make Me Think,” as his rule number one for achieving usab

Jakob Nielsen
Oct 23, 202527 min read


Metaphor in UX Design
UX metaphors help users learn new interfaces by transferring knowledge from familiar concepts. They bridge designers’ conceptual models with users’ mental models through analogical reasoning, mapping multiple attributes between source and target domains.

Jakob Nielsen
Aug 14, 202528 min read


AI Storytelling: Aesthetic and Minimalist Design (Usability Heuristic 8)
Summary: A storybook that metaphorically explains minimalist design through pictures and a story. Storytelling is more memorable and...

Jakob Nielsen
Aug 7, 20254 min read


Gestalt Principles for Visual UI Design
Rooted in over a century of psychological research, the 9 Gestalt principles are essential for designing user interface layouts.

Jakob Nielsen
Sep 12, 20248 min read


Does AI Numb the Brain?
Will AI turn our brains to mush? History suggests otherwise. New tech always sparks fears of cognitive decline. But AI will free our minds.

Jakob Nielsen
Mar 20, 20245 min read


Infant Screen Use Leads to Reduced Cognitive Skills at Ages 4 & 9
Study of children over time raises a cautionary flag: screen use at 12 months of age was correlated with a drop in cognitive scores at age 9

Jakob Nielsen
Aug 7, 20238 min read


Operant Conditioning in Generative AI Image Creation
Torment users with alternating emotions of euphoria and anguish as AI metes out sublime or disastrous pictures with wanton unpredictability.

Jakob Nielsen
Jul 26, 20235 min read


AI Makes Happy Geeks
Software developers who use AI-powered tools when programming experience greater job satisfaction and creative fulfillment.

Jakob Nielsen
Jun 30, 20235 min read


Generative AI Enhances Old Users’ Intellectual Performance Through Wise Winnowing
Juice the creative output of old knowledge workers with a wide range of AI-created ideas.

Jakob Nielsen
Jun 28, 202310 min read
