Jane O'Connor is the author of more than thirty books for children, including Nina, Nina Ballerina, illustrated by DyAnne DiSalvo, and the Fancy Nancy picture book series. Ms. O'Connor lives with her family in ever-posh New York City.

Desde la publicacion de Nancy la Elegante, el closet de Jane O’Connor cuenta con tantas boas, coronas y atuendos brillantes que a veces sus amigas no la reconocen por la calle. Aun reside (esa es una palabra elegante para decir que vive) en la ciudad de Nueva York con su familia y su companero canino, Arrow.

Robin Preiss Glasser, a former professional ballet dancer, has illustrated more than fifty children's picture books, including the New York Times bestselling Fancy Nancy series, written by Jane O'Connor. Robin lives in San Juan Capistrano, California, with her husband, Bob. She has two grown children, Sasha and Ben.