What are the guidelines to win the Caldecott medal?

Answer 1

A book must be published in the last year, have an illustrator of U.S. citizenship, have original illustrations, and be nominated for the award, then chosen.

Answer 2

To win the Caldecott Medal, a book must exhibit excellence in illustrations, with the artwork considered a key element in the overall storytelling. The illustrations should be artistically impressive, visually appealing, and enhance the text's content. The Caldecott committee also considers factors like creativity, originality, and the contribution of illustrations to the story's emotional impact.