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Mark Mancini

Assistant Professor

JD (UNB), LLM (Chicago)

Mark Mancini is an Assistant Professor at Thompson Rivers University, Faculty of Law. He holds a J.D. from the University of New Brunswick, a LL.M. from the University of Chicago Law School and is currently a PhD candidate at the Peter A. Allard School of Law, University of British Columbia. Mark clerked for Justice Ann-Marie McDonald at the Federal Court in 2017-18 His research interests include administrative law, the law of judicial review and legislative interpretation. His work has been published in academic journals across Canada and has been cited in courts across the country including the Federal Court of Appeal, British Columbia Court of Appeal and Supreme Court of Canada. Mark is a Senior Fellow with the Macdonald-Laurier Institute, a Research Fellow with the University of British Columbia-Okanagan Centre for Constitutional Studies and is also involved with the BC Council of Administrative Tribunals. In addition to his research work, Mark is a frequent speaker and contributor to academic conferences and  events for lawyers and judges. In service to the profession, Mark writes a weekly newsletter, The Sunday Evening Administrative Review, which is read by close to 1500 lawyers, students, and judges.

 Publications
  • Mark Mancini & Charlie Feldman, “Revisiting the Use of Legislative History in Statutory Interpretation” (2026) Alberta Law Review, forthcoming.
  • Mark Mancini, “Telus v FCM: Taming the Absurdity Doctrine in Statutory Interpretation” (2025) CJALP, forthcoming.
  • Mark Mancini, “One Rule to Rule Them All: Subordinate Legislation and the Law of Judicial Review” (2024) 55:2 Ottawa L Rev 249.
  • Mark Mancini, “Judicial Review in the Federal Courts: The Emergencies Act (2024) 37 CJALP 139.
  • Mark Mancini & Leonid Sirota, “The End of Administrative Supremacy in Canada” (2024) 57:1 UBC Law Review 31.
  • Mark Mancini, “Foxes, Henhouses, and The Constitutional Guarantee of Judicial Review” (2024) 102:2 Can Bar Rev 315.
  • Mark Mancini & Gerard Kennedy, “International Law and Section 33: Legally Not Relevant, Politically Very Much So” (2023) 17 JPPL 307.
  • Keith Brown & Mark Mancini, “Post-Horrocks Judicial Review Appeals: Deference on Questions of Evidence?” (2023) 36 CJALP 115.
  • Mark Mancini, “The Promise of Habeas Corpus Post-Vavilov: The Principle of Legality” (2022) 100:2 Can Bar Rev 223.
  • Mark Mancini, “The Rule of Law in Judicial Review Today” (2022) 105 SCLR 100.
  • Mark Mancini, "The Purpose Error in the Modern Approach to Statutory Interpretation" (2022) 59:4 Alta L Rev 919.
  • Mark Mancini & James Plotkin, “Inspired by Vavilov, Made for Arbitration: Why the Appellate Standard of Review Framework Should Apply to Appeals from Arbitral Tribunals” (2021) 2: 1 Can J Commercial Arbitration 1-41.
  • Mark Mancini & Geoff Sigalet, “Justice(s) Out of Office: Principles for Former Judges” (2021) 46:2 Queen’s LJ 243.
  • Mark Mancini, “The Conceptual Gap Between Doré and Vavilov,” (2020) 43:2 Dalhousie LJ 773.
  • Mark Mancini, “A Theory of Information in the Canadian Law of Judicial Review Post-Vavilov,” (2020) 53:2 UBC L Rev 415.
  • Mark Mancini, “The Political Problem with the Administrative State” (2020) 2 Journal of Commonwealth Law 55
  • Mark Mancini, “The Non-Abdication Rule in Canadian Constitutional Law” (2020) 83:1 Sask L Rev 45.
  • Mark Mancini, “Vavilov’s Rule of Law: A Diceyan Model and its Implications” (2020) 33:2 CJALP 179
  • Mark Mancini, “The Quebec Reference and Vavilov—Statutory Rights of Appeal and the Core of Superior Court Jurisdiction,” (2020) 33 CJALP 101.
  • Mark Mancini, “Wandering Without a Torch: Federalism as a Guiding Light” (2016) 67 UNBLJ
 Books
  • Public Law, 5th ed (Emond Montgomery, 2025) (with Philip Bryden, Malcolm Lavoie, Gerard Kennedy, Leah West, Dwight Newman, & Frankie Young) (general editors Kennedy and Bryden).
 Judicial Citations
  • Piekut v Canada (National Revenue), 2025 SCC 13 at para 110.
  • 1164608 BC Ltd v British Columbia, 2025 BCCA 76 at para 28.
  • R v Kim, 2025 ONCA 478 at para 32.
  • Quebec (Commission des droits de la personne et des droits de la jeunesse) v Directrice de la protection de la jeunesse du CISSS A, 2024 SCC 43 at paras 24, 70.
  • Auer v Auer, 2024 SCC 36 at paras 27, 33, 53, 57, 59, 61.
  • R v Archambault, 2024 SCC 35 at para 66.
  • York Region District School Board v Elementary Teachers’ Federation of Ontario, 2024 SCC 22 at para 66.
  • R v Sullivan, 2022 SCC 19 at para 61
Mark Mancini
Contact

Email:
mmancini@tru.ca

Phone:
1-778-471-8370