For teenagers, their cell phones are their link to the world; they cannot be without them, as schools know only too well. I write about the distraction factor inherent in the phones, which led a Florida teacher to resort to a jammer to force kids to look up and pay attention. Readers also share their views on whether smartphones should be allowed in classrooms. In a guest column, a University of Georgia professor discusses the competitive versus cooperative model of education.

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Michelle Obama visited Booker T. Washington High School as part of her “Reach Higher” campaign to increase the number of college graduates. The public high school in Atlanta has more than three times the students living in poverty and hundreds of open seats, writes guest contributor Raymond Pierce. (Bob Andres/AJC 2014)

Credit: Bob Andres

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Atlanta firefighters, crash on Piedmont Avenue at Monroe Drive

Credit: Ben Hendren