Patron's previous books for children include the Billy Que trilogy of picture books; Dark Cloud Strong Breeze; and a chapter book, Maybe Yes, Maybe No, Maybe Maybe. All earned starred reviews, and the latter was named an ALA Notable book. The Higher Power of Luck will be translated into twelve foreign languages and has been optioned for a motion picture. Married to a rare book restorer from the Champagne region of France, Susan is working on the final book in the "Lucky" trilogy.
Matt Phelan's black-and-white illustrations first appeared in The Seven Wonders of Sassafras Springs by Betty G. Birney. His picture books include The New Girl...and Me and Two of a Kind, both written by Jacqui Robbins. Matt lives in Philadelphia, Pennsylvania.