Fitts's Law

Summary: Fitts's Law describes how long it takes a user to hit a target in a graphical user interface (GUI) or other design, as a function of size and distance. Understanding this law helps us design better buttons, forms, lists, and other interactive elements.

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  • Lexie Kane

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Fitts's Law

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Fitts's Law and Its Applications in UX

The movement time to a target depends on the size of the target and the distance to the target.

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Lexie Kane worked as a User Experience Specialist with Nielsen Norman Group. She combined her background in psychology with her design and usability experience to drive insights into user behavior that form the basis for increasing the business value of interactive systems.

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