CAN you remember the last time you were in a public space in America and didn’t notice that half the people around you were bent over a digital screen, thumbing a connection to somewhere else?
Most of us are well aware of the convenience that instant electronic access provides. Less has been said about the costs. Research that my colleagues and I have just completed, to be published in a forthcoming issue of Psychological Science, suggests that one measurable toll may be on our biological capacity to connect with other people.
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