Illustrator Joe Mathieu is the illustrator of many popular picture books, including We’re Going on a Lion Hunt, Mrs. Millie Goes to Philly!, and Pick a Pumpkin, Mrs. Millie!. He li...ver maisIllustrator Joe Mathieu is the illustrator of many popular picture books, including We’re Going on a Lion Hunt, Mrs. Millie Goes to Philly!, and Pick a Pumpkin, Mrs. Millie!. He lives in Hudson, Massachusetts.ver menos