DANIEL RAVEN-ELLISON is a National Geographic Emerging Explorer and guerilla geographer. His work focuses on nurturing playful exploration, education, and geography through teaching, experimenting, writing, social media, gaming, and more. He's a lead partner in The Geography Collective, a group of about 25 educators and geographers who produce books, websites, events, explorations to inspire kids about the world around them. He's also one of the creators behind the Geography Collective's Mission:Explore, an online game and site for children to explore and learn about their world. 

KITSON JAZYNKA is a lifelong animal lover, award-winning freelance writer, and children's author. Kitson contributes to National Geographic Kids, American Girl, Horse Illustrated, and The Washington Post, among others. Her previous book for National Geographic is Martin Luther King, Jr., a biography in the National Geographic Readers series. She lives in Washington, D.C. with her husband, their two children, one big German Shepherd dog (who loves to howl like a wolf), and one very patient cat. Her horse lives nearby in Potomac, Maryland.