One of the most complex and finely-tuned ways of communicating emotion in humans are facial expressions. Social psychologist Eva Krumhuber fills us in on the latest research and takes us from the Oscars to the quest to create ever more realistic robots. |

Narrated by Louise Essex | Music by Akoko Nante Ensemble, Podington Bear, Lee Rosevere and Jon Luc Hefferman |

Eva is a Lecturer in Experimental Psychology at UCL, where she investigates the expression and perception of emotions in the human face. Besides her scientific contributions to psychology, her research has proved relevant for the successful modelling of emotions in virtual characters, being commercially used by the film and video games industries.