Task-Centered User Interface Design

Users & Tasks

Creating Initial Design

Graphic Design Principles


Visibility Reflects Usefulness

Intelligent Consistency

Colour as a Supplement

Reduced Clutter

Evaluating the Design Without Users

Cognitive Walkthrough

Action Analysis

Heuristic Analysis

"Simple and natural dialog"

3 Forms of Analysis

Testing The Design With Users

Wizard of Oz Technique

Collecting the Data

Thinking Aloud Method

Role of Observer

Summarizing Data

Choosing Between Design Alternatives

Conclusion: Task-centered User Interface Design