Clement Hurd (1908–1988) is best known for illustrating Goodnight Moon and The Runaway Bunny, the classic picture books by Margaret Wise Brown. He studied painting in Paris with Fernand Léger and others in the early 1930s. After his return to the United States in 1935, he began to work in children's books. He illustrated more than one hundred books, many of them with his wife, Edith Thacher Hurd, including the Johnny Lion books, The Day the Sun Danced, and The Merry Chase. A native of New York City, he lived most of his life in Vermont and California.

Clement Hurd (1908–1988) se graduó de Yale University. Estudió pintura en París en los años 1930 con Fernand Léger, entre otros. Allí fue donde desarrolló su estilo característico, compuesto de colores de fuerte contraste. Hurd estuvo casado con la escritora Edith Thacher Hurd, con quien también creó muchos libros que se convirtieron en favoritos de los niños.