Why laughter helps us bond with each other 🥳🤣 "Laughter is the bottom line of sociality," says Robin Dunbar, professor of evolutionary psychology at the University of Oxford. He's spent an entire career researching the mechanisms of human bonding, and sees laughter, singing and dancing as playing important roles in friendship and community building. Robin Dunbar will explore the social brain at this year's New Scientist Live, our mind-blowing festival of ideas and discoveries in London, 12-13