Chapter 3. Sketching and Prototyping

Having worked our way through the first three chapters, we now have a decent idea of who our user is, what problem our user is trying to solve, and what our user would consider to be the characteristics of a good solution. It is now time to start creating and refining the potential solutions to this particular problem for this particular user.

It’s an ongoing, iterative process. The only way to succeed is to fail: fail early, fail often, fail cheaply. Cheap, disposable sketches are the way to make that happen.

Prototyping: The Wrong Way to Start

The biggest mistake I see developers make is this: when it’s time to start working on solutions, they immediately fire up a full application developer tool, such ...

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