Peter Gerangelos

Peter Gerangelos is the Professor of Constitutional Law at the University of Sydney Law School. He holds a BA and LLB from the University of Sydney and an LLM and PhD from the University of New South Wales. Prior to his appointment at Sydney Law School, he served as a Senior Lecturer at the University of New South Wales and as Principal Solicitor in the Office of the Australian Government Solicitor. His research specializations encompass constitutional law and jurisprudence, with a particular focus on the separation of powers. Gerangelos is a Fellow of the Australian Academy of Law (FAAL) and was appointed a Member of the Order of Australia (AM) in 2022 for significant service to tertiary legal education, particularly in constitutional law, and to professional associations.

Gerangelos has made substantial contributions to constitutional scholarship through key publications, including his monograph The Separation of Powers and Legislative Interference with Judicial Functions in Pending Cases: Constitutional Principles and Limitations (Hart Publishing, 2009). He co-authored The Constitution of the Commonwealth of Australia: History, Principle and Interpretation (Federation Press, 2015) with Nicholas Aroney, Sarah Murray, and James Stellios, and served as editor for Constitutional Advancement in a Frozen Continent: Essays in Honour of George Winterton (Federation Press, 2009). Additionally, he contributed to Winterton's Australian Federal Constitutional Law: Commentary and Materials. His influence extends to public engagement, delivering the University of Sydney Law Graduation Occasional Address in 2019 and the 2024 Lucinda Lecture on 'The Executive Power of the Commonwealth'. Gerangelos's work shapes discourse on Australian constitutional principles, judicial independence, and executive authority.

Professional Email: peter.gerangelos@sydney.edu.au