And he said Kastner celebrated that theme and also what children could do by themselves, an idea that had been picked up by writers such as Enid Blyton, Anthony Horowitz and CharlieHigson.
Michael Palin and CharlieHigson will be among his guests and, on Friday 15 March, he will be joined in the BBC Radio Theatre by a live audience, presenter and actor Adam Buxton and comedian Tim Vine.