How Oxytocin Influences Trust and Morality

Professor Paul Zak gives a TED lecture talk on the relationship between oxytocin and trust and morality.  He explains how oxytocin is essential to a civilised and stable society.  Many intelligent people are hopeful that oxytocin could help to make the world a better place.  It lies at the heart of what makes us moral, and understanding it could be the key to building a better and more moral society.