Mattia Cerato has illustrated many books, including Sticker, Punch-out & Play!: Construction; Sticker, Punch-out & Play!: Dinosaurs; and Just Imagine & Play: On the Site. He resides in Turin, Italy.
Diana Fisher is a widely published illustrator whose artwork has won her a scholarship as well as several scholastic and advertising awards. She studied fine art in New York and computer graphics in Arizona. Before concentrating on illustrating, Diana was an art teacher to children with special needs, a graphic designer, and a portrait artist. Diana paints in a variety of different media, including oil, watercolor, and acrylic. She has illustrated several books, including How to Draw Dogs & Puppies, How to Draw Cats & Kittens, and How to Draw Zoo Animals. Diana lives in Tempe, Arizona.