Can you change your personality?

Are you an extrovert or an introvert? A type A or a type B? Or maybe you don't care about the categories but you would like to be less shy or more organised? Claudia Hammond and her panel of experts discuss personality in front of a live audience at Cheltenham Science Festival. Professor Kathryn Paige Harden from the University of Texas at Austin discusses how much of our personality is down to…