Anne Rockwell was a pioneer in the field of nonfiction for very young children. She has more than a hundred books to her credit, including Why Are the Ice Caps Melting? and Clouds in the Let’s-Read-and-Find-Out Science series.

Anne and Lizzy Rockwell have collaborated on all the Mrs. Madoff books, including St. Patrick's Day and Presidents' Day, and Who Lives in an Alligator Hole? in the Let's-Read-and-Find-Out Science series. Lizzy is the author-illustrator of Good Enough to Eat, The Busy Body Book, The All-Together Quilt, and How Do You Feel? Lizzy lives in Connecticut.