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Dec 24, 2017

How much do you acknowledge strangers walking by you on the sidewalk? What about acquaintances at work? Are you like Marc who hates humanity or Julie who tries to high-five random joggers? In this ep, we learn all about the science, history, and culture of modern greeting rituals -- and then talk about what happened when we went out of our way to give a friendly greeting (or at least eye contact and a head nod) to everyone on our path.

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