Andrew Clements 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.