User-Centered Systems Design (UCSD) is set of “usability design” process focusing on usability throughout “the entire development process and further throughout the system life cycle”. It is based on the following key principle:
- User focus: The goals of the activity, the work domain or context of use, the users’ goals, tasks and needs should control the development.
- Active user involvement: Representative users should actively participate, early and continuously throughout the entire development process and throughout the system life cycle.
- Evolutionary systems development: The systems development should be both iterative and incremental.
- Simple design representations: The design must be represented in such ways that it can be easily understood by users and all other stakeholders.
- Prototyping: Early and continuously, prototypes should be used to visualize and evaluate ideas and design solutions in cooperation with the users.
- Evaluate use in context: Baseline usability goals and design…
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