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Professor Sophie Scott CBE wants to tickle your neurons! The Director of Cognitive Neuroscience at UCL is an author, TED talker, and stand-up aficionado who's spent her career investigating the power of a good knee-slapper, and what exactly happens when we laugh.On today's Braincare Podcast, we explore laughter, one of the most powerful non-verbal expressions of emotion, and why it's about a lot more than humour. Sophie shares insights on stress-induced laughter, what it can tell you about the state of your relationships, and why we rarely laugh alone.We talk about:\n\nYour brain on comedy\n\nWhat is laughter really a physiological response to?\n\nDarwin's thoughts on laughter\n\nWhy do we laugh less on our own?\n\nWhy Roman jokes are so terrible\n\nWhere is your brain's ticklish bit?