Isol is an Argentine author and illustrator of children’s books with a passion for comic book artistry, literature and the visual arts. She has been honored with the Astrid Lindgren Memorial Award for her outstanding contribution to children’s literature, has twice been selected as a finalist for the Hans Christian Andersen Award and has won a Golden Apple at the Biennial of Illustration, Bratislava. Isol has also written and illustrated The Menino; Petit, the Monster; Beautiful Griselda and Nocturne. To date, her books have been published in over twenty countries and in seventeen languages. Isol lives in Buenos Aires.

Elisa Amado is a Guatemalan-born author and translator. She has written My Friend (Mi amiga), illustrated by Alfonso Ruano; Un Barrilete para el Día de los Muertos / Barrilete: A Kite for the Day of the Dead; Cousins (Primas), illustrated by Luis Garay; Tricycle (El triciclo), illustrated by Alfonso Ruano, which is on the Américas Award Commended List and is a USBBY Outstanding International Book; and What Are You Doing? and Why Are You Doing That?, both illustrated by Manuel Monroy. She lives in Toronto.