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Cognitive Walk-Throughs

A cognitive walk-through is a usability analysis technique that focuses on the ease of learning a new interface. This method has been evolving since its introduction in 1990.

The Project Lead obtains:

  • Description of the interface
  • Task scenario
  • Assumptions about the knowledge a user will bring to the task
  • Specific actions a user must perform to accomplish the task with the interface

Evaluation Questions:

Each evaluator considers the following four questions while performing a cognitive walk-through:

  • Will the user try to achieve the right effect?
  • Will the user notice that the correct action is available?
  • Will the user associate the correct action with the effect that the user is trying to achieve?
  • If the correct action is performed, will the user see that progress is being made toward a solution of the task?
Usability Center News

Barnum and Li present Holiday Inn China website study (read more)

Carol Barnum and her former colleague David Dayton publish study results on the impact of agile on user-centered design.
(read more)

Barnum speaks twice at the Usability Professionals Association Conference, Baltimore, June 18-20, 2008 (read more)

Read two articles Carol Barnum wrote for eLearn Magazine about usability testing and e-learning (read more)

What is Usability?

"Usability is the art and science of making documents and products usable, useful, and most of all, satisfying.”
– Dr. Carol Barnum

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