Judith Jones was Julia's editor at Knopf publishing house. She had lived in France for a time as a young adult, working as an assistant to Evan Jones, a writer and editor. The two eventually married and Judith began working as an editorial assistant to a Doubleday editor. She found the European book, Ann Frank: The Diary of a Young Girl, and convinced Doubleday to buy the book and translate it to English. She played a large role in getting Mastering the Art of French Cooking published and continued to work as an editor for Julia's other works.