Nira Harel has written many children's books and has won numerous prizes in Israel and abroad. Please Leave a Message won the Prix Espace Enfants in 1998. Her book The Key to My Heart was published in the U.S. in 2003 by Kane/Miller. Nira Harel is the founder and editor of www.dafdaf.co.il, a bilingual website (in Hebrew and English) that encourages children to read.