User Centred Design and Person Centred Design

By Gordon Rugg

There are often problems when a concept has a name which looks self-evident, but which is actually being used with a specific technical meaning.

This is the case with the terms User Centred Design (UCD) and Person Centred Design (PCD).

So what are these approaches, and why are they so different from other approaches to design, and why do these names lead to confusion?

In brief, User Centred Design and Person Centred Design with uppercase are names for methodologies containing specific methods and concepts. They’re terms of art, used with specific non-obvious meanings, hence the common confusions relating to them. So, what are the reasons for these approaches having arisen, and what is in them?

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