Wendy Mass (born April 22, 1967), is an award-winning author of young-adult novels and children's books.Her most successful book was A Mango-Shaped Space which won the American Library Association (ALA) Schneider Family Book Award for Middle School in 2004.Tamar Halpern adapted Wendy Mass's book Jeremy Fink and the Meaning of Life for a feature film and also directed.