Dr Caroline Batten chats with author Katherine Langrish about her book 'From Spare Oom to War Drobe' Dr Caroline Batten chats with author Katherine Langrish about her book 'From Spare Oom to War Drobe: Travels in Narnia with My Nine-Year-Old Self'. Topics include Plato, medieval romance, racism in fantasy, the importance of fanfiction, the problem of Susan, and The Pilgrim's Progress.