Emma Wells joins us at Waterstones Canterbury to discuss her her book, Heaven on Earth: The Worlds and Legacies of the World's Greatest Cathedrals.

Emma Wells' talks are inspiring and rooted in her academic work on medievalism and buildings archaeology. A regular on radio and TV , she typifies the new cadre of academics on a mission to entertain and explain . Her book is a magnificent 'keeper', well worth £40.