Cassidy Lucas is the pen name of writing duo Julia Fierro and Caeli Wolfson Widger. Fierro is the author of the novels Cutting Teeth, praised by The New Yorker as a “comically energetic debut,” and The Gypsy Moth Summer, called “hugely engaging” by Francine Prose. Widger is the author of the novels Real Happy Family and Mother of Invention, which was praised by Margaret Atwood as a “pacey thriller” and featured on NPR’s Marketplace. Both Fierro and Widger live in Santa Monica with their families.