Marianna Coppo is the author‑illustrator of Such a Good Boy, A Brave Cat, Fish and Crab, and Petra. She studied editorial illustration at Mimaster in Milan, Italy, and lives in Rome.Marianna Coppo is the author‑illustrator of Such a Good Boy, A Brave Cat, Fish and Crab, and Petra. She studied editorial illustration at Mimaster in Milan, Italy, and lives in Rome.