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Sketching User Experiences (1)- Bill Buxton

In "Interacting with Paper," Bill Buxton proposes paper prototyping which he calls 'paper interfaces' as an alternative and a better solution to testing user experiences before starting the design process. The author suggests that paper holds powerful affordances that represent systems of control that users respond to and experience, both in terms of a sketch's control over users' actions (control commands) as well as its faculty to lead users to focus on the 'experience' and 'usability' of an interface rather than on its aesthetic feel or design.

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Paper Prototyping: The Fast and Easy Way to Design and Refine User Interfaces – Carolyn Snyder

Carolyn Snyder proposes a definition of paper prototyping as 'a variation of usability testing where representative users [...] [interact] with a paper version of the interface that is manipulated by a person "playing computer" ' (italicized in original, p.4).

The aim of her book is to extend the practice of paper prototyping to a variety of HCI platforms for non-expert users to adopt as a practical tool for creating and testing their products during the development process.

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