Mary Norris is an American author and editor known for her work at The New Yorker, where she has been a copy editor since 1978. She is recognized for her expertise in grammar and punctuation, often sharing her insights through her writing. In addition to her editorial work, Norris has published several books, including Between You & Me: Confessions of a Comma Queen, which explores the nuances of language and the importance of proper usage. Her engaging style and passion for language have made her a respected figure in the literary community.