Jory John is a #1 New York Times–bestselling author of books for both children and adults. His work includes the New York Times–bestselling picture books The Good Egg and The Bad Seed; the award-winning Goodnight Already! series; the popular picture books Probably a Unicorn, Penguin Problems and Giraffe Problems; and the New York Times–bestselling The Terrible Two series. He lives in the Pacific Northwest.
Erin Kraan is the illustrator of several picture books, including #1 New York Times-bestseller, Buffalo Fluffalo by Bess Kalb, The Bear and Hare series by Jory John, and I Am Picky: Confessions of a Fussy Eater and I Am Friendly: Confessions of a Helpful Bear by Kristen Tracy. She creates her illustrations using a combination of woodcut prints, gouache paint and digital collage. She lives in Vancouver, British Columbia.