Sarah Manguso is an American author known for her works in memoir, essay, and fiction. She has published several books, including Ongoingness: The End of a Diary, which explores themes of time, memory, and the nature of writing. Her writing often reflects her personal experiences and insights, making her a notable voice in contemporary literature. In addition to her books, Manguso has contributed essays to various publications, such as The New York Times and The Paris Review. She has received multiple awards for her work, including a Guggenheim Fellowship, highlighting her impact on the literary community.