Lauren Oliver's debut novel, the New York Times bestseller Before I Fall, a Publishers Weekly Best Novel of the Year, grabbed readers. Delirium was the first book in her New York Times bestseller trilogy, which she continued with Pandemonium. Oliver is also the author of Liesl & Po, a middle-grade novel that garnered three starred reviews and was characterized by Newbery Medal winner Rebecca Stead as a wonderful story-timeless and magical. Oliver lives in Brooklyn, New York, and is a graduate of the University of Chicago and NYU's MFA program.