Margery Cuyler has written stories ever since she learned how to write. A children’s book editor and author for more than twenty years, she now devotes most of her time to writing. Her many children's books include 100th Day Worries, illustrated by Arthur Howard, and The Biggest, Best Snowman, illustrated by Will Hillenbrand. Margery lives with her family in Princeton, New Jersey, in a house that’s said to be haunted by a ghost!

Sachiko Yoshikawa is the illustrator of such books as No T. Rex in the Library by Toni Buzzeo, Kindness is Cooler, Mrs. Ruler by Margery Cuyler; Shout: Little Poems That Roar! by Brod Bagert; and What is Science? by Rebecca Kai Dotlich. She has also illustrated the pop-up book Sammy's Suitcase by Lisa Rojany-Buccieri. Sachiko lives in Washington.