Helene Priestley, PhD, completed her PhD in molecular biology and has worked as an editor on clinical review journals. As a children's author, she combines her experience in the lab with a passion for literacy and for educating children in STEM. She is a member of SCBWI (Society of Children's Book Writers and Illustrators).

Purna Kashyap, M.B.B.S., is the director of the Microbiome Program at Mayo Clinic, a research initiative that studies the role of the human microbiome in health. His research aims to better understand gastrointestinal disorders to provide better treatment options for patients, especially microbiota-targeted therapies.

David Márquez has a PhD in immunology and a Master's degree in scientific illustration. His work is fueled by a passion for nature in all its forms and for visually communicating scientific knowledge.