Why did Philip Pullman call Narnia a “filthy lie”?

Did CS Lewis really get Susan so wrong? Philip Pullman’s famous attack on The Chronicles of Narnia sparks a fascinating discussion as Christian writer Caleb Woodbridge and science-fiction critic Damien Walter unpack the infamous “problem of Susan”, accusations of sexism and whether CS Lewis’ stories are morally dangerous. This is the first part of a programme originally broadcast on the Unbelievable? podcast. Listen next week to hear part two of the conversation.