Refugee advocate and lawyer Deng Thiak Adut arrived in Australia as a refugee in 1998. His first book, Songs of a War Boy, details his harrowing experience as a child soldier in Sudan. In 2016 he was selected to give the prestigious Australia Day Address at the Sydney Conservatorium of Music. He is the co-founder of AC Law Group, a law firm known for its commitment to the communities of Western Sydney. To honour his brother, Deng established the John Mac Foundation to further education and justice in Australia and Sudan, including providing university scholarships for people from refugee backgrounds. In 2017 he was named NSW Australian of the Year.