One reader wondered why it is that many people over the age of 50 suddenly start needing to wear glasses, especially for reading. Well, say several readers, it’s because you’re getting older! You need to re-educate your eyes to see properly again, and the best system around for this is the Bates method, developed by American oculist William Bates in the 1920s, and championed by English writer Aldous Huxley in his book ‘The Art of Seeing’.