Jody Jensen Shaffer (jodyjensenshaffer.com) is an award-winning children's poet and author who has written books about everything from cookies to ninjas. Her numerous books include A Chip Off the Old Block; The Way the Cookie Crumbled; Ninja Warriors; Inside My Muscles; What's Your Story, Frederick Douglass?; Prudence, the Part-Time Cow; and It's Your First Day of School, Busy Bus!; as well as the upcoming Emergency Kittens! and Who Is Jackie Chan? She's also had work published in great magazines like Highlights, Ladybug, and Clubhouse Jr. She lives in Missouri with her husband and two children.