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User Interface 7 East: Cooper’s Approach to Personas: An Interview with Kim Goodwin

User Interface 7 East: Cooper's Approach to Personas: An Interview with Kim Goodwin
We use personas because they are powerful design, measurement, and communication tools. We use them in design to help us avoid the elastic user problem--where "the user" is a total novice one minute and a technophile the next--as well as self-referential design, because designers are seldom representative of a product's target audience. Personas also help cut through assumptions that certain tasks are necessary; if a task doesn't directly help accomplish a goal, we can try to eliminate it...

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