Nicholas Epley: Talking to strangers

An encounter on his commuter train led to 20 years of research that changed his life for the better. You too can be friendlier, kinder, more open, more curious – and the first step could be a smile and a hello to the stranger sitting next to you. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.