There is one principle of organization that every human should adhere to, particularly people who design products. Day after day, I see companies break this rule, and it is 100% of the time to their…

Roberto Umbelino

Figma

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Miller's Law, introduced by cognitive psychologist George A. Miller, asserts that the average human can hold 7 ± 2 chunks of information in their working memory. This rule has significant implications for UX and product design, emphasizing the need to organize information into manageable chunks to avoid cognitive overload. The principle is critical for designing interfaces that are easy to use, especially for first-time users. The article also touches on related phenomena like the primacy and recency effects, advocating for minimalism in design and proper organizational strategies to enhance user experience and performance.

The Most Important Rule in UX Design that Everyone Breaks

This makes complete sense and is something I was taught in my first semester. But in the frontend, it’s usually the clients who are the problem. I have customers who would prefer to have all 20k products in the main navigation. It’s a daily struggle.

I take this:
<blockquote>
By reducing the amount of elements in your reach/access — and keeping them organized by relevant chunks not exceeding 9 bits, your brain will be able to remember exactly where things are so you can access its functionality.
</blockquote>
As a dev that is what I always need: remember where things are.