Andy Griffiths is one of Australia's most popular children's authors. Andy is best known for The Treehouse series, the JUST! books and The Day My Bum Went Psycho. Over the last 20 years Andy's books have been New York Times bestsellers, adapted for the stage and television and won more than 50 Australian children's choice awards. Andy, a passionate advocate for literacy, is an ambassador for The Indigenous Literacy Foundation and The Pyjama Foundation.