Politico:Lawmakers all a-Twitter

Dividing, or even diverting, your attention has other costs as well, said Dave Crenshaw, author of “The Myth of Multitasking,” who explained that anytime someone goes back and forth between two tasks, there’s a “switching cost” to be paid — that is, the amount of time and effort it takes to get back on track.

PCWorld: Cell Phones Distract Drivers More than Passengers Do

Cell phones distract car drivers more than talkative passengers, and hands-free devices don’t make for safer driving, according to a recent Reuters report on a new study published by the Journal of Experimential Psychology: Applied. Even worse, drivers who use mobile phones are as impaired as those who are legally drunk. . . .

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