Helen Scales is a writer, marine biologist, broadcaster and scuba diver whose work focuses on oceans and their inhabitants. She has a masters degree in Tropical Coastal Management from Newcastle University, and a PhD from Cambridge University, UK.
Rômolo D'Hipólito is a Brazilian artist and illustrator. He is the winner of the 2019 Golden Pinwheel Special Mention Award and the 2018 Ibero-America Ilustra Catalog Official Selection.