Chelsea L. Wood is an associate professor in the School of Aquatic and Fishery Sciences at the University of Washington. Her research program explores the ecology of parasites in our changing world. Power to the Parasites! is her first children's book.

Dave Mottram is a full-time illustrator living in Ohio. He works in mixed media and both traditional and digital art to create a style that is at once sophisticated and childlike. Dave has illustrated a wide range of books, including the Junior Library gold standard title, Buzzkill written by Brenna Maloney.