Rosemary Sullivan is a teacher who was born in Darwin and has lived and worked in the Top End of the Northern Territory all her life. She currently teaches at a one-teacher school on a cattle station in the NT, and continues to pursue her interest in both education and writing. Her first picture book, Tom Tom, was nominated as a Honour Book in the 2009 CBCA Book of the Year Awards for Early Childhood and has sold more than 28,000 copies.