Author who is widely known for her work in the juvenile fiction genre. She has gained particular popularity for her Al Capone series, including Al Capone Does My Shirts, which earned her a prestigious Newberry Honor award.
She studied illustration at the Rhode Island School of Design. She initially worked as an advertising copywriter before turning to novels full-time.
She also earned a British Carnegie Medal for her work on Al Capone Does My Shirts.
She and her husband Jacob have two children named Ian and Kai.
She also earned a Sid Fleischman Award for Humor for her work on "Al Capone Does My Shirts."