Harry Potter and the Prisoner of Azkaban (by JK Rowling)

There are some books which I read once and never again. Some which I reread after a period of perhaps nine or ten years. And some which I reread over and over, because they are such excellent stories. One such series is ‘Harry Potter’ by JK Rowling. The books were considered controversial in the 1990s, and the author herself attracts negative publicity from time to time. But I now consider the books to be classics, of a kind almost comparable to CS Lewis’s ‘Narnia’ series in their scope, and...