Today we welcome guest editor, Sigrid Macdonald, who visits us to talk about good blogging and her latest publication, Be Your Own Editor: A Writer's Guide to Perfect Prose. ************************ If you're a consummate blogger, you may wonder what the point is of polishing your writing skills. The medium is so quick and instantaneous. Updates are frequent and going back to edit a post that you wrote yesterday or last week seems laborious. Is it important? Don't your readers understand how time consuming blogs can be — won't they cut you some slack? Not necessarily. It depends on the goal of your writing. If you have a personal blog that acts as a diary and is only read by family or friends, don't think twice about what you write and how. Likewise if you are simply chatting with old friends on any social networking site. However, if you are seeking traffic or if your blog is commercial, then you want your writing to be as good as anything in the newspaper. It...