TED Talks: Paul Zak on trust, morality — and oxytocin

Transcribed from this TED Talk’s page:

What drives our desire to behave morally? Neuroeconomist Paul Zak shows why he believes oxytocin (he calls it “the moral molecule”) is responsible for trust, empathy and other feelings that help build a stable society.

A professor at Claremont Graduate University in Southern California, Zak believes most humans are biologically wired to cooperate, but that business and economics ignore the biological foundations of human reciprocity, risking loss: when oxytocin levels are high in subjects, people’s generosity to strangers increases up to 80 percent; and countries with higher levels of trust – lower crime, better education – fare better economically.

He says: “Civilization is dependent on oxytocin. You can’t live around people you don’t know intimately unless you have something that says: Him I can trust, and this one I can’t trust.”