Most votes were in favor of adopting the standard Chicago Manual style for forming possessives from singular words ending in s, x, and z (that is, adding the apostrophe-s as in John Waters’s). We’re changing our style beginning with 14•38. Writers: There’s a copy of the new usage rules on my desk if you’re interested… but don’t trouble yourselves with this too much; your copyeditors will continue to tirelessly spit-shine your punctuation.