Deborah joined the Faculty of Law after practising extensively as a commercial lawyer with leading law firms, where her major focus was competition law. She teaches courses in Competition Law at undergraduate and postgraduate levels, and a comparative competition law course Global Issues in Competition Law and Policy (which focuses on jurisdictions including China). She has developed a course in Asian Competition Law which she teaches with other regional experts, and also teaches Australian Consumer Law. She taught Comparative Competition Law at Tsinghua University in Beijing (2013) and is regularly invited to speak at leading international universities, particularly in China and Hong Kong.
Deborah's current research focus is on competition law, particularly the Anti-Monopoly Law of China, but also Singapore and Hong Kong. She taught Comparative Competition Law at Tsinghua University in Beijing (2013). She recently led and completed research projects for the United Nations Committee on Trade and Development (UNCTAD). The first was on Competitive Neutrality in Developing Countries, and the second (jointly led with Professor Eleanor Fox of NYU and continuing ) was entitled Competition Law and the State. She has undertaken competition law consultancies for ASEAN and UNCTAD. She regularly speaks at international conferences, including those of UNCTAD and OECD. She is appointed as a Non Government Advisor to the International Competition Network.
Deborah is also a well-known sports lawyer, who has developed and teaches in number of sports related commercial courses in the LLM programme, as well as researching and writing in the area.
Deborah is admitted as a Solicitor of the Supreme Court of New South Wales and the Federal Court of Australia.