Carla Mooney is the author of several books for young readers including Forensics: Uncover the Science and Technology of Crime Scene Investigation, The Industrial Revolution: Investigate How Science and Technology Changed the World, and Explore Rivers and Ponds! With 25 Projects. Her work has appeared in many magazines including Highlights, Faces, and Learning Through History. Carla lives in Pittsburgh, PA. Sam Carbaugh is a freelance cartoonist and illustrator. He has worked with many colleges and companies to create informational comics and illustrations. Sam lives in Grand Rapids, MI.