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3Seeing the Blind Spot

You glance in both the driver’s side and rearview mirrors and see a clear lane to your left. You put on your turn signal and begin changing lanes. Suddenly, there’s the bone-chilling blare of a car horn. You veer to the right, narrowly avoiding a collision. With your heart pounding, you make vivid hand gestures of apology as the driver in the other car shoots you a dirty look. Still caught in an adrenaline rush fueled by feelings of embarrassment and relief, you admonish yourself always to look over your left shoulder before changing lanes. Because you know about the blind spot, you recognize that it was your own actions that precipitated this brush with death. You also know that, to avoid future incidents, it is you ...

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