Jon Klassen is a Canadian author and illustrator known for his distinctive style in children's literature. He gained widespread recognition for his picture books, including I Want My Hat Back, which features a simple yet engaging narrative and charming illustrations. His work often combines humor with a touch of whimsy, appealing to both children and adults. Klassen has received numerous awards for his contributions to children's literature, including the prestigious Caldecott Medal. His illustrations are characterized by their minimalist approach and clever use of color, making his books visually striking. In addition to his solo projects, he has collaborated with other authors, further enriching the world of children's books.