Gabi Kreslehner was born in Linz, Austria. She is a teacher and writes for young readers and adults. I Don't Live Here Anymore, her first novel, was published to huge acclaim in Germany (Charlottes Traum), receiving the Peter Härtling Prize, the Hans im Glück Prize and the Steiermark Prize for Young Adult Literature. Gabi lives with her family in Ottensheim, Austria, a town on the Danube that is very much like Charlotte's.

Shelley Tanaka is an award-winning author, translator and editor who has written and translated more than thirty books for children and young adults. She teaches at Vermont College of Fine Arts, in the MFA Program in Writing for Children and Young Adults.