Gabrielle teaches and researches in Australian constitutional law. Her main interests are in the role of the executive and the nature and restraint of executive power. She also researches the judiciary and judicial power, and the role of government lawyers in the state.
Her current research interests include:
- Government Lawyers
- Constitutional Law
- The Executive and Executive Power
- The Judiciary and Judicial Power
- Administrative Law
- Comparative Public Law
- Federalism