Number one" New York Times "best-selling author and illustrator Mo Willems has been awarded a Caldecott Honor on three occasions (for "Don't Let the Pigeon Drive the Bus!," "Knuffle Bunny: A Cautionary Tale," and "Knuffle Bunny Too: A Case of Mistaken Identity"). Other favorites include "Naked Mole Rat Gets Dressed" and "Leonardo the Terrible Monster." Mo began his career on "Sesame Street," where he garnered six Emmy Awards.