'The Chronicles of Professor Chronomier: What Runcible Saw' Written by Dario Knight | Performed by Erika Sanderson A new mini-chronicle in celebration of World Book Day. Long before the Professor's journey began, there was Runcible and his shop. Runcible - and his trusty cat Hermes - preside over the most enormous collection of books and maps and curios from across the world. But something is wrong. An infection is creeping across the pages of history, and the cause is worryingly close to home...