Secretary of State Mike Pompeo, it seems, is a little obsessive about commas. According to press reports, he’s been sending out directives to staff that they should follow certain strict guidelines.

Contrary to popular belief, commas don't just signify pauses in a sentence. In fact, precise rules govern when to use this punctuation mark. When followed, they lay the groundwork for clear written ...

A few weeks ago, I mentioned in this space that serial commas, also called Oxford commas, are a matter of style. So either “red, white and blue” or “red, white, and blue” can be correct depending on ...

Commas are among the most useful punctuation marks in English. Across genres, they perform functions strategic to effective communication. For instance, they come in handy when we are listing items ...

Writers frequently debate whether or not the Oxford comma is a necessary piece of punctuation. In an unlikely turn of events, a group of Maine dairy drivers have yielded the answer: Yes, it is. A case ...

A New York Times story last month on the new head of Britain’s state run health care system telling employees to avoid using the Oxford comma caught the eye of reader Dan Worrells of Lake San Marcos.