Cerridwen Greenleaf is the author of the bestselling Witch's Spellbook series. She has worked with many of the leading lights of the spirituality world and relies on her background in medievel studies to inform her work.

Khoa Le is an illustrator, graphic designer, and author based in Ho Chi Minh City, Vietnam. She is the illustrator of the RP Kids picture book Sugar In Milk. Khoa has also participated in art exhibitions throughout Vietnam and Asia. She currently lives with her four cats. She has a passion for traveling and discovering different cultures and art.