Madeline Valentine is the author-illustrator of I Want That Nut! (Knopf), George in the Dark (Knopf), and The Bad Birthday Idea (Knopf), as well as the forthcoming More Than Fluff (Knopf 2021). She has illustrated many picture books by many wonderful authors, most recently A Day For Skating by Sarah Sullivan (Candlewick) and 1,2,3 Jump by Lisl H. Detlefsen (Roaring Brook Press).