Arnold Stark Lobel was an American author of children's books, including the Frog and Toad series and Mouse Soup. He wrote and illustrated these picture books as well as Fables, a 1981 Caldecott Medal winner for best-illustrated U.S. picture book. Lobel also illustrated books by other writers, including Sam the Minuteman by Nathaniel Benchley.

Frog and Toad is a series of easy-reader children's books, written and illustrated by American author Arnold Lobel.