This is what that same driver sees when she starts talking on a cell phone. "You suffer from something called inattention blindness," David says. "About half of that information is removed. It could be a stop sign. It could be a pedestrian. And so this inattention blindness makes us drive in a way that makes it worse than drunk driving."
The next time you're in the car, put down the phone. "We're just not wired to multitask in that way. We think we can do it. We simply can't," he says. "And we're deceiving ourselves if we think we are." See what happens when we put distracted drivers to the test The tragic truth about distracted driving