Andrew Clements (1949–2019) was the author of the enormously popular Frindle. More than 10 million copies of his books have been sold, and he was nominated for a multitude of state awards, including a Christopher Award and an Edgar Award. His popular works include About Average, Troublemaker, Extra Credit, Lost and Found, No Talking, Room One, Lunch Money, and more. He was also the author of the Benjamin Pratt & the Keepers of the School series. Find out more at AndrewClements.com.

Brian Selznick is the author and illustrator of the bestselling The Invention of Hugo Cabret, which was awarded the Caldecott Medal and was a National Book Award finalist. He is also the illustrator of many books for children, including Frindle and Lunch Money by Andrew Clements, as well as the Doll People trilogy by Ann M. Martin and Laura Godwin, and The Dinosaurs of Waterhouse Hawkins by Barbara Kerley, which was a Caldecott Honor Book. Mr. Selznick divides his time between Brooklyn, New York, and San Diego, California.