At a loss to explain the spate of fatal school shootings in recent years, some educators and social scientists have turned to that eternal plague of childhood, bullying. The chances of eradicating ...

“Loneliness has followed me my whole life,” says Robert De Niro’s character, Travis Bickle, in Taxi Driver. “Everywhere. In bars, in cars, sidewalks, stores, everywhere. There’s no escape. I’m God’s ...