Why adults still need fairytales

For as long as we have had language, we have told stories - and some of the oldest stories, are fairytales. What can they teach us about the world, and why do they still appeal? Guests:  Marguerite Johnson, classicist, historian and Honorary Professor at the University of Queensland.   Tom Wright, theatre writer and Artistic Associate at Belvoir Street Theatre in Sydney   Michelle Smith, Associate Professor in Literary Studies at Monash University