Author and illustrator Marylin Hafner was born in Brooklyn, New York on December 14, 1925. She received her B.S. degree from the Pratt Institute in 1947. Before becoming a children's book illustrator, she worked in the advertising department of a store, was an art director at McCall's, and an art instructor at Famous Schools, Inc. in Westport, Conneticut. She won the New York Herald Tribune Children's Spring Book Festival Award in 1949 for her work on Bonnie Bess: The Weathervane Horse. She is the author and illustrator of the Molly and Emmett series and also works as a graphic artist. She currently lives in Cambridge, Massachusetts.