Over the years, I have seen many books written by wonderful authors who overuse em or en dashes.

I also tend to do that in blogging and in Facebook posts, and my first drafts can be peppered with them. Em dashes are a kind of author’s crutch because it is easy to rely on them.

Trust me, readers find it distracting to see an em dash in every paragraph. Some editors don’t want to see one on every page. Their point of view is that the em dash is like any other repetitive word in a manuscript. As a tool, it’s useful as a way to emphasize certain ideas, and can also be used to good effect in the place of a semicolon. In my opinion, the em dash should be used sparingly to be most effective.

So, what is the difference between the hyphen and the em dash? Aren’t…