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The Boston Globe

Business

Headband could help brain communicate with computers

Sensor could spot fatigue and adjust duties in an unsafe situation, or help you learn faster

With hundreds of lives riding on every decision, the job of air traffic controller ranks near the top of almost any list of the world’s most stressful jobs. The stakes are so high that the Federal Aviation Administration has increased staffing and rest requirements in recent years to help keep controllers alert in the tower.

But imagine if a computer could know the precise moment an air traffic controller approaches mental overload, and reassign some of his responsibilities to a fresher colleague.

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