Kallie George holds a master’s degree in children’s literature from the University of British Columbia.

She is the author of many acclaimed books for children, including the chapter book series the Magical Animal Adoption Agency and The Heartwood Hotel, and the picture books The Lost Gift and Secrets I Know.

When she’s not writing, she leads workshops for aspiring writers. Kallie lives in Vancouver, British Columbia, with her family - and her two stuffies, Teddy and Flopsy.

Birgitta Sif, a graduate of the Cambridge School of Art, has illustrated a number of picture book titles including Miss Hazeltine's Home for Shy and Fearful Cats, written by Alicia Potter, and Snowboy and the Last Tree Standing, written by Hiawyn Oram.

She is also the author-illustrator of the Kate Greenaway shortlisted Oliver, and Frances Dean Who Loved To Dance and Dance, both of which were endorsed by Amnesty International.

Born in Iceland, Birgitta lived in and around Scandinavia and America while growing up, and now lives with her family in Cambridge.