Vaccines Change the World

Gillian King-Cargile earned her BA in film production and an MFA in creative writing from Southern Illinois University. She has worked with schools, libraries, universities, and national labs to create exciting stories, games, events, and even stand-up comedy routines that spark a love of reading and learning. A member of thethe Society of Children's Book Writers and Illustrators and theHorrorWriters Association, Gillian has published picture books, middle-grade nonfiction books, and other works for readers of all ages. In everything she does, Gillian seeks to use humor and creativity to kindle a love of reading and learning.

Sandie Sonke is an illustrator with many published picture books, including the Language Is Fun series. She is a Southern California native and a Cal State University Fullerton grad with a degree in studio art. She currently lives in her hometown Rancho Cucamonga, California.