Usability reviews - Introduction and Approach

8 important questions on Usability reviews - Introduction and Approach

Who are performing usability reviews?

  • Usability experts
  • other usability professionals
  • subject matter experts
  • design team members
  • (acceptance) testers
  • customer representatives
  • potential users     

What's the basis for usability reviews?


  • Usability requirements
  • Applicable user interface guidelines
  • Usability standards
  • Prior experience of usability problems encountered by users

When will an usability review be more effective?

When the user interface can be seen in for example screen shots.
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What are the steps in performing usability reviews?


  • Prepare usability review
  • Optionally, the author of the software application to be evaluated presents it to the reviewers
  • The reviewers evaluate the software application in solitude and write down their findings
  • Assuming that more than one reviewer is involved, the reviewers meet to reach consensus on the positive and negative aspects in their findings.
  • The reviewers present the findings which have majority agreement to the author and interested stakeholders. Can be combined with the previous step.
  • One of the reviewers writes the usability review report

What belongs to step 1 in preparing a usability review?


  • Determine goals in cooperation with stakeholders.
  • Select appropriate method(s): informal usability review, expert usability review, heuristic evaluation.
  • Select reviewers.

What's important for the author of the application when he presents the software application to the reviewers?

That he/she is not introducing a source of bias to the reviewers before they evaluate the software application.

What should reviewers consider when evaluating the software application (step 3 of a usability review)?


  • Who is using this software application?
  • Why are the users using the software application?
  • What goals do the users have?
  • In what ways do the users see the software application with a different perspective (domain-specific aspects versus technology-specific aspects).

Step 4 in usability review is reaching consensus on their findings.
Why?


  • It removes any findings that are peculiar to a specific reviewer.
  • Only findings that find consensus between the reviewers are included in the review report.

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