Sarah Vowell’s books include Lafayette in the Somewhat United States and Unfamiliar Fishes. She has written seven nonfiction books on American history and culture. She was a contributing editor for the radio program This American Life on Public Radio International from 1996 to 2008, where she produced numerous commentaries and documentaries and toured the country in many of the program’s live shows. She was also the voice of Violet in the animated film The Incredibles, and its 2018 sequel.