Cornwell grew up in Narberth, Pennsylvania. Her
debut novel is What I Had Before
I Had You (2014). Sarah’s
short fiction has been awarded the Pushcart Prize and
appeared in publications including The
Missouri Review, Mid-American Review, Gulf Coast, and Alaska
Quarterly Review. Her screenwriting has been honored with the Humanitas
Prize. A former James Michener Fellow at UT Austin, Sarah
has worked as an investigator of police misconduct, a
writer in the schools, an MCAT tutor, a psychological
research interviewer, a toy seller, and a screenwriter.
She lives in Los Angeles.