There’s a brilliant island, far far away, where the wonderful author illustrator Nadia Shireen lies in a hammock reading books and chatting about them with her cast away friend Frank Cottrell Boyce. This week I jumped on an underground steam train and paid them a visit. I brought a hamper of treats and as we ate them we talked about writing stories, our new favourite reads, and how hard it is to do magic tricks. I would have loved to stay longer, but I had to steam away to get ready for World Book Day,