Andrew Griffiths was born on September 3, 1961. He is an Australian children's book author and comedy writer. His titles include Just Tricking, Just Stupid!, Pencil of Doom, Robot Riot!, Treasure Fever!, and The 13-Storey Treehouse. His Just! series was adapted into an animated television series called What's with Andy?. He won the ABA Nielsen Book Data Booksellers Choice Award in 2015 for The 52-Story Treehouse. He also won the 2015 Dromkeen Medal at the State Library of Victoria. He was awarded the 2016 Australian Book Industry Awards Book of the year for younger children (0 to 8 years), the 2016 Kids Reading Oz Choice (KROC) Award for fiction for older readers and the 2016 Kids Own Australian Literature Awards (KOALAs) for Fiction for older readers for his book, The 65-Storey Treehouse. His book, The 91-Storey Treehouse, won the 2018 Australian Book Industry Awards, International Book of the Year. His recent bestsellers include The 78-Storey Treehouse, The Treehouse Fun Book 2, The Treehouse Fun Book 3, The 91-Storey Treehouse, and The 104-Story Treehouse..
