What is oxytocin, how does it influence behaviour and why is it important in building connection. Learn how to build connection, trust, caring and empathy by appropriate social touch–socially and professionally. And how to increase your oxytocin levels for wellbeing, from hugs and pet therapy.

Sophie Zadeh's TED-Ed lesson: Are there Universal Expressions of Emotion? The lesson looks at the history of discovery of facial expressions, what expressions of emotion look like, the purpose of facial expressions and why we make facial expressions.

Courtney Waller interviews Sophie Zadeh about her TED-Ed lesson: Are there universal expressions? They discuss the history of emotion, display rules, animal and human expression, botox on expressions, how to trigger emotions, macroexpressions and microexpressions.

Scientists have found that the muscles in our face can produce 30 independent movements– 12 in the upper face, and 18 in the lower face. Working together in various combinations, these muscle movements are capable of creating thousands of expressions. However, most scientists agree that out of all of these expressions, only seven are 'universal'– innate within all of us, regardless of culture. They are...