SARA O'LEARY is a writer of fiction for both adults and children. She is the author of the beloved This Is Sadie, illustrated by Julie Morstad, and the award-winning series of Henry books: When You Were Small, Where You Came From and When I Was Small, also illustrated by Julie Morstad. A graduate of the University of British Columbia Creative Writing Program, she has taught Screenwriting and Writing for Children at Concordia University in Montreal.

ALEA MARLEY is a children's book illustrator living and working in England with roots in Barbados. She loves creating whimsical scenes that are filled with patterns, texture and bursts of color! Her favorite media to work with are chunky pencils, watercolor crayons and digital brushes. In 2017, she received a commendation from the Macmillan Children's Book Prize, and her work has been exhibited at the D&AD New Blood Festival in Shoreditch, London, the Degree Show in Bournemouth and the Macmillan Prize exhibition.