Chapter 2

What is Emotion?

One evening, a friend offered to drive Trevor the few blocks home after work. He got into her car and sat down, ready for the short ride. A minute or so after starting the car, an annoying beeping sound started. “Oh,” she said, “you’ll need to fasten your seatbelt to make that beeping stop.” Grudgingly, Trevor fastened his seatbelt and the beeping ceased. But, the noise had accomplished its purpose; his seatbelt was safely fastened for the short trip.

This alarm is an example of affective or emotional design. Even though all design triggers emotions, in this book, we’re using the term to refer to design that’s created to intentionally trigger a conscious or unconscious emotional response. Emotional design attracts the ...

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