# Ten Principles of Interface Design

Design as Respect Made Visible

## What It Is

Ten principles for why some interfaces feel right and others feel like work. Not a style guide. Rams gave us principles for objects. Gestalt mapped how the brain parses what it sees. This is my synthesis for screens: cognitive load as a design tax, friction as a tool rather than a failure, progressive disclosure as respect for the user's growth, visual physics where distance is meaning and weight is importance. The closing line of the essay: "The answer is usually less than you think, arranged more carefully than you'd expect."

## More Context

The essay starts from a belief I still stand behind: design is respect made visible. Good interface design does not ask the user to spend mental energy on the interface when that energy belongs to the task.

The principles are less about style than attention. Reduce cognitive load. Separate signal from noise. Make the path through a function feel obvious without making the product feel dead. A dense interface can still be clean if every element earns its place.

That is why the piece moves between practical rules and a broader ethic. Layout, hierarchy, animation, and affordance are not decoration after the real work. They are how the product tells the user what matters, what changed, and what can be safely ignored.

## Media

- Primary image: https://www.justinwetch.com/assets/sq/interfacedesignbanner-1768278556634-2cf7-489fa9b8af.png

## Facts

- **Year:** 2025
- **Published:** 2025-12-21
- **Last updated:** 2026-06-17
- **Category:** Essay, Design Philosophy
- **Tags:** Design, UI, UX, Product Design, Writing, Visual Design
- **Canonical URL:** https://www.justinwetch.com/projects/interface-design-principles/

## Links

- [Read the essay](https://www.justinwetch.com/blog/interfacedesign) - essay

## Tags

- Design
- UI
- UX
- Product Design
- Writing
- Visual Design