Jack Lasenby (1931–2019) was one of New Zealand’s most important children’s book authors. His novels and short stories earned numerous honours, including key awards and fellowships. In 2003 he received the Margaret Mahy Medal for contribution to the world of children’s literature. Jack has written dozens of books for children and young adults. His writing is characterised by a portrayal of childhood as full of hard lessons, adventure and the search for self-determination. His most popular books include Harry Wakatipu, the ‘Uncle Trev’ series and the ‘Aunt Effie’ series.