Article · 8 min read

Fitts's Law: The Importance of Size and Distance in UI Design

Interaction Design Foundation Free Beginner

A hands on explainer of how size and distance shape whether a control feels easy or fiddly. It uses concrete UI examples, including why pie and radial menus can beat long lists. Read it when you are placing and sizing the buttons that matter most.

  • Size and distance together decide how fast a target is hit
  • Concrete UI examples, including menu layout tradeoffs
  • Directly informs where your primary action should sit
Open on interaction-design.org ↗

The question it answers

  1. What are the psychology 'laws' behind good UX?

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