The purpose of the articles in the Good Writing Practice section is to focus on style, not on punctuation or grammar. However, apostrophes are a stumbling block for many writers and so require some discussion. Some people have simply not learned how to use them correctly. If you fall into this category, or if you would like a refresher, Lynne Truss has succeeded in making a book on punctuation funny as well as informative, and we recommend it.1