Gary has a range of research interests in the historical and contemporary dimensions of sport. These include Indigenous sport history in Australia, race, Australian and Pacific aquatic sport, sport myth, social memory and sporting histories beyond the written word.
He is the lead Chief Investigator on an ARC Discovery project (DP230102268: 2023-2025) titled “Torres Strait Islander History: Sport, Culture and Identity” and a Chief Investigator on an ARC Discovery DP190100647 (2020-2023): "Pride, Resilience and Identity: Reimagining Aboriginal Sport History". He was an ARC Future Fellow (2017-21) whose project was titled "Sport, Stories and Survival: Reframing Indigenous Sport History" and was a Chief Investigator on an ARC Linkage-funded digital history project on the Australian Paralympic Movement (2013-17).
Gary gained his PhD in the field of sport history from the University of Queensland, following joint enrolment in the School of Human Movement Studies and the School of History, Philosophy, Religion and Classics.