Cereal Baby Keller Poor Baby Keller — he just can't help it! MAURICE SENDAK, who wrote and drew Cereal Baby Keller, lives in Connecticut with his German shepherd, Max. Maurice won the 1964 Caldecott Medal for Where the Wild Things Are, and is the only American to win the international Hans Christian Andersen Award. He has de-signed sets and costumes for opera productions based on his Where the Wild Things Are and Higglety Pigglety Pop!, among others.