Gillian lectures in archaeology and ancient history within the Centre for Ancient Cultures, specialising in Ptolemaic and Roman Egypt, and early Christianity. Each year she undertakes archaeological field work at the site of Ismant el-Kharab, ancient Kellis, in the Dakhleh Oasis, Egypt, where she focuses upon the early Christian monuments. She is also the numismatist for the Dakhleh Oasis Project.
PhD: The Spread of Christianity into Egypt in light of Recent Discoveries from Ancient Kellis, Monash University.
Co-founder of the Egyptology Society of Victoria and Honorary Secretary.
Convenor of the Faculty of Arts Transition and Student Progress Committee.