Years ago, I wrote a column about “whom” and the dangers of using it wrong. What happened next remains one of the weirdest moments in my writing career. A reader sent an email to scold me, but not for ...

One of the most common questions I get is: Which is correct: X or Y? The X and Y don’t matter much. They change from email to email. Sometimes they’re accompanied by a Z or even an A, B and C. But the ...