Mac Barnett is the author of the Brixton Brother series and several picture books, including Guess Again! and Chloe and the Lion (both illustrated by Adam Rex), and the New York Times bestseller Extra Yarn. Heโs on the board of directors of 826LA, a nonprofit writing center, and founded the Echo Park Time Travel Mart, a convenience store for time travelers. Mac lives in Oakland, California.
Matt Myers has illustrated more than a dozen books, including The Most Terrible of All, A Dog Named Doug, the New York Times bestseller Battle Bunny, and The Infamous Ratsos, a Theodor Seuss Geisel honor book. He lives in Charlotte, North Carolina. You can see more illustrations and fine art at MyersPaints.com.