Sarah Maslin Nir is a 2-time Pulitzer Prize finalist, staff reporter for The New York Times, and the author of the Once Upon a Horse series of children's books, featuring true stories from across the equestrian world. Nir is also the author of the adult nonfiction book Horse Crazy: The Story of a Woman and a World in Love with an Animal. She grew up in New York City and graduated from Columbia University and has a masters from the Columbia Graduate School of Journalism. She rides horses competitively, though she is sure they are in fact, unicorns.