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.

Commas don't just signify pauses in a sentence — precise rules govern when to use this punctuation mark. Commas are needed before coordinating conjunctions, after dependent clauses (when they precede ...

An icon in the shape of a lightning bolt. Impact Link brendan-c on flickr John ate a slice of pepperoni pizza, and drank a bottle of beer. If that sentence doesn't make you involuntarily scowl, then ...