Maia Toll is the author of Letting Magic In , The Night School , and the Wild Wisdom series, which includes The Illustrated Herbiary, The Illustrated Bestiary, The Illustrated Crystallary, and Maia Toll's Wild Wisdom Companion. After earning degrees at the University of Michigan and New York University, Toll apprenticed with a traditional healer in Ireland, where she spent extensive time studying the growing cycles of plants, the alchemy of medicine making, and the psycho-spiritual aspects of healing. She is the co-owner of the retail store Herbiary, with locations in Asheville, NC, and Philadelphia, PA. You can find her online at maiatoll.com. Khoa Le is an illustrator, graphic designer, and author based in Ho Chi Minh, Vietnam. She has been an illustrator for many picture books, as well as author of a few. 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.