Nate Evans is the New York Times best-selling author/illustrator of more than forty children's books, including Ponyella with Laura Numeroff. His most recent picture book is Cookiesaurus Rex, co-authored with Amy Fellner Dominy. Tyrannosaurus Ralph is his first middle-grade graphic novel, with artwork by his brother, Vince Evans. Before turning to his true love-children's books-Nate was a greeting card artist. Nate is also a seventh-grade teacher and loves to share his passion for books with his students.