Facts about Human-Computer Interaction

1. 05

   Direct manipulation interfaces, where users interact with visible objects rather than typed commands, were formally theorized by Ben Shneiderman in the early 1980s.

   Human-Computer InteractionJun 6sharedesigninterfaceshistory
2. 04

   Usability testing, a core method in Human-Computer Interaction research, typically involves observing a small number of representative users attempting realistic tasks with a system.

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3. 03

   Donald Norman's 1988 book The Design of Everyday Things became a foundational text in Human-Computer Interaction, introducing concepts like affordances and mental models.

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4. 02

   Fitts's Law, a predictive model from motor psychology, is widely used in Human-Computer Interaction to model the time required to move a pointer to a target.

   Human-Computer InteractionJun 6sharedesignpsychologyusability
5. 01

   The field of Human-Computer Interaction formally emerged as a discipline in the early 1980s, with the ACM CHI conference series beginning in 1982.

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