Julie Dillemuth, PhD, is a spatial cognition geographer and children's writer. She is passionate about writing picture books for children that help develop spatial thinking skills. Her stories have appeared in Highlights for Children and Odyssey magazines. She is the author of Lucy in the City, Mapping My Day, and Camilla, Cartographer. Visit juliedillemuth.com and follow on Facebook: @JulieDillemuthBooks Laura Wood's work can be found in picture books and magazines, including Lucy and the City, Mapping My Day, Camilla, Cartographer, and Camilla and the Big Change. She currently lives in Milan, Italy. Visit laurawoodillustration.com and @LauraWoodIllustration on Facebook and @laura_wood_illustration on Instagram.