Rob Harrell is the author of the middle grade novel Wink, the Life of Zarf series and the graphic novel Monster on the Hill, which was adapted into the animated film Rumble. In addition, Harrell created the comic strip Big Top and now writes and draws the daily strip Adam@Home. Harrell recently wrote and illustrated the graphic novels Batpig: When Pigs Fly, Batpig: Too Pig To Fail, and Batpig: Go Pig or Go Home. His latest middle grade novel, Popcorn, comes out September 3rd, 2024. Harrell lives in Zionsville, Indiana with his dog, Shepler.