Gary has a range of research interests in the historical and contemporary dimensions of sport. These include Australian and Pacific aquatic sport, racial stereotyping, sport myth, social memory and sporting histories beyond the written word.
He teaches the socio-cultural dimensions of sport and physical activities. He is a chief investigator on an ARC Linkage-funded digital history project on the Australian Paralympic Movement (2013-16).
His research interests are: sports history, socio-cultural dimensions of sport and physical activity, sport and race, Pacific Islands, Aboriginal sports history, Asia-Australia sporting connections, visual and material cultures, sports history sources and research methodologies, and the Internet and sports history.