Biographical note

Dave Eggers is the author of numerous books. Those for adults include What Is the What, Zeitoun and A Heartbreaking Work of Staggering Genius, among others. His books for young readers include Her Right Foot and What Can a Citizen Do?, both illustrated by Shawn Harris; Abner and Ian Get Right-Side Up, illustrated by Laura Park; Tomorrow Most Likely, illustrated by Lane Smith; and the middle-grade novel The Lifters, among others. He is the founder of 826 National, a network of youth writing and tutoring centres around the United States, as well as numerous other foundations and organizations centered on education, human rights, and arts and activism. Dave Eggers lives in Northern California, USA.

Júlia Sardà is a Spanish artist and the author-illustrator of The Queen in the Cave, as well as the illustrator of Mary Who Wrote Frankenstein by Linda Bailey, The Liszts by Kyo Maclear, The Wolf's Secret by Nicolas Digard and Myriam Dahman, and a number of classics, including Alice’s Adventures in Wonderland and The Wizard of Oz. Júlia Sardà lives in Barcelona. Find her on Instagram as @juliasardaportabella.