Copyright 2015 NPR. To see more, visit STEVE INSKEEP, HOST: Many of us have some way to occupy ourselves on our commute. We may sip a cup of coffee in the drink holder. We may listen to the radio. If you ride the train to work, you have other options. You can sit in solitude reading, looking at your phone or you can talk to the person next to you. So which would make you happier? NPR's Shankar Vedantam joins us each week on this program. He's here with an answer. Hi, Shankar.SHANKAR VEDANTAM, BYLINE: Hi, Steve.INSKEEP: So what's the answer?VEDANTAM: Well, the answer is not what I would have expected because when I ride the train to work every day, I ride in silence. And I catch up on the news and check my email. I spoke with psychologist Nick Epley who tells me I'm doing it all wrong because if I want to be happy, what I really should be doing is talking to my fellow commuters. Epley works at the University of Chicago business school, and along with Juliana Schroeder, he randomly
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