John Cenaย is a #1ย New York Timesย bestselling author, multifaceted entertainer, and dedicated philanthropist. He is a longtime WWE superstar, and his films includeย Ferdinand; F9,ย the next installment of the Fast and the Furious series; andย The Suicide Squadย and its spinoff TV show,ย Peacemaker.ย Inspired by Richard Scarryโone of his favorite childrenโs book creatorsโCena is the author of the Elbow Grease series of picture booksย andย Do Your Best Every Day to Do Your Best Every Day.
Valeria Petroneย is an award-winning illustrator. Her numerous picture books includeย Red Truck, Blue Boat,ย andย Yellow Copterย (all by Kersten Hamilton)ย and a series by Gianni Rodari (Edizioni El). Sheย does editorial illustration forย newspapers and magazines as well as advertising and anima- tion. She also pursues a career as a painter, and her artworks have been exhibited in Italy and abroad.ย She lives in Milan, Italy.