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9 - The Process of interaction design (Some practical issues (Who are the…
9 - The Process of interaction design
What is involved?
The importance of involving users
Involve through development
Ownership: contributed to a product
Degrees of user involvement
User-centered Approach
Early focus on users and tasks: first understanding who the users will be
Empirical measurement: observation and measurement of the reactions and performance of intended users to printed manuals, scenarios, etc.
Iterative design: problems fixed in development and more tests made
Four Basic activities for interaction design
Establishing requirements
Designing alternatives
Prototyping
Evaluating
It's a lifecycle, if wrong, start from the beginning
Some practical issues
Who are the users?
What do we mean by needs?
How do you generate alternative designs?
How do you choose among alternatives?
How do you integrate interaction design activities with other lifecycle models?