Human-centered design

Organize information into meaningful chunks for working memory

• The limits are working memory can be extended when the chunks of information are larger

working memory: design strategies

working memory: design strategies

long-term memory: conceptual structures

• Information is organized into associative networks (schemas)

• Schemas reflect central ideas or concepts

• Ex. What a web site is, a college campus, etc.

• Scripts are schemas describing sequences of actions

• Ex. filling out & submitting a form on the web, navigating through a web site using hypertext links, driving a car to class, dining in a restaurant, etc.
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