David A. Adler is a former math teacher and author of more than two hundred books for children. He has collaborated on several science picture books with Anna Raff, including Light Waves and Magnets Push, Magnets Pull, both named finalists for the AAAS/Subaru SB&F Prize for Excellence in Science Books. He is also the author of the Picture Book Biography series and the Cam Jansen mystery series. He lives in New York.

Edward Miller loves to make concepts clear to kids and has demonstrated that in his previous nonfiction books. School Library Journal praised his Alphabeep: A Zipping, Zooming ABC by Debora Pearson as stunningly illustrated. He lives in New York City.