Joan Juliet Buck (born 1948) is an American writer and actress. She was the editor-in-chief of French Vogue from 1994 to 2001, the only American ever to have edited a French magazine. She was contributing editor to Vogue and Vanity Fair for many years, and writes for Harper's Bazaar. The author of two novels, she published a memoir, The Price of Illusion, in 2017. In 2020, she was nominated for the Pushcart Prize for her short story, “Corona Diary.” == Early life and family == Born in 1948, sh…