You’re staring at the sentence, but the answer isn’t coming to you. “Is it whose or who’s?”
You know this one. Or you’re sure you knew it at some point.
But right now, you’re drawing a blank.
What’s the rule? How are you supposed to know which one to use?
“Where does Google weigh in on this?” you ask, tapping your question into the search field.
Moments later, you’re reading this post and thinking, “Aha! Now, it all makes sense.”
Welcome to the Authority Pub guide on how and when to use whose vs. who’s.