Personal profile
Biography
Stephen Tierney is Professor of Constitutional Theory and Director of the Edinburgh Centre for Constitutional Law. He is also Deputy Head of the Law School.
He has held a British Academy Senior Research Fellowship and an ESRC Senior Research Fellowship. He is currently a Senior Fellow of the Centre of Constitutional Change which has attracted approximately £5,000,000 in grant funding over the past four years.
He is co-editor of the United Kingdom Constitutional Law blog and a member of the Executive Committee of the UK Constitutional Law Association. He also serves as Legal Adviser to the House of Lords Constitution Committee and is a member of the Judicial Appointments Board for Scotland. He previously served as Constitutional Adviser to the Scottish Parliament Independence Referendum Bill Committee in 2013-14.
Current Research Interests
Professor Tierney teaches and researches on UK and comparative constitutional law and constitutional theory. He is committed to research impact and engages widely with government, parliamentary committees and the media on issues such as devolution, referendum law and Brexit.
Professor Tierney has recently won anESRC Brexit Priority grant with two colleagues to study ‘The repatriation of competences: implications for devolution’. This will address how powers returning from Brussels will be located within the UK’s devolved constitution. The project will involve a number of outreach events for government and parliamentary officials and other interested stakeholders.
He has published 9 books including two monographs with Oxford University Press: Constitutional Law and National Pluralism and Constitutional Referendums: The Theory and Practice of Republican Deliberation. He is currently writing a third book for OUP on Federalism and editing a book on Federalism and the UK with Robert Schutze.
Professor Tierney’s two senior research fellowships:
- · British Academy/Leverhulme Senior Research Fellow 2008-2009 (the project: 'Let the People Decide: Referendums in a Post-Sovereign Age'),
- · ESRC Senior Research Fellowship 2013-15 to study the Scottish independence referendum.
He has held visiting professorships: in International Law at Seton Hall Law School, New Jersey (2010 and 2011) and in Political Theory at Pompeu Fabra University in Barcelona (2010) and (2015).
Areas of work
- · UK and Scottish constitutional law and devolution
- · comparative constitutional law
- · federalism and the study of multi-level states
- · theories of democracy and the use of referendums
- · the UK constitution after Brexit
Professor Tierney would welcome engagement with other scholars interested in these areas and enquiries from research students keen to pursue work in any of these fields.
Websites
Fingerprint
- 1 Similar Profiles
Collaborations and top research areas from the last five years
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Pluralizing constituent power? Sub-state nationalism in the United Kingdom and Spain
Tierney, S., 2026, (Accepted/In press) Oxford Handbook on Constituent Power. Niesen, P., Patberg, M. & Rubinelli, L. (eds.). Oxford University Press, p. 467-480 14 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter (peer-reviewed) › peer-review
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Federalism and constitutional theory
Tierney, S., 20 Nov 2025, Federalism and Constitutional Theory in Comparative Constitutional Theory. Jacobsohn, G. & Schor, M. (eds.). 2 ed. Edward Elgar Publishing, p. 164-183Research output: Chapter in Book/Report/Conference proceeding › Chapter (peer-reviewed) › peer-review
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Federalism
Tierney, S., 24 Apr 2025, The Cambridge Handbook of Constitutional Theory. Bellamy, R. & King, J. (eds.). Cambridge University Press, p. 553-567 15 p. (Cambridge Law Handbooks).Research output: Chapter in Book/Report/Conference proceeding › Chapter
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Federal democracy: The very idea
Tierney, S., 31 Dec 2024, In: Comparative Constitutional Studies. 2, 2, p. 337-348Research output: Contribution to journal › Article › peer-review
Open AccessFile -
A theory of plural constituent power for federal systems
Aroney, N., Duke, G. & Tierney, S., 19 Jan 2024, (E-pub ahead of print) In: Global Constitutionalism. p. 1-21 21 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile
Activities
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Comparative Perspectives on the Constitution of Canada
Tierney, S. (Speaker)
Apr 2016Activity: Participating in or organising an event types › Participation in workshop, seminar, course
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Deliberative Constitutionalism Conference
Tierney, S. (Speaker)
Nov 2015Activity: Participating in or organising an event types › Participation in workshop, seminar, course
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Sara Parolari
Tierney, S. (Host)
1 Sept 2015 → 31 Aug 2016Activity: Hosting a visitor types › Hosting an academic visitor
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Seminar Celebrating the Work of Professor Martin Loughlin
Tierney, S. (Speaker)
2 Jul 2015Activity: Participating in or organising an event types › Participation in workshop, seminar, course
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Thomas Crocker
Tierney, S. (Host)
1 Apr 2015 → 31 Jul 2015Activity: Hosting a visitor types › Hosting an academic visitor
Projects
- 7 Finished
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The repatriation of competences: implications for devolution
Tierney, S. (Principal Investigator)
1/04/17 → 31/01/19
Project: Research
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The future of the UK and Scotland
Tierney, S. (Principal Investigator)
1/10/13 → 31/10/16
Project: Research
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Security in Scotland, with or without constitutional change
Neal, A. (Principal Investigator), Kaarbo, J. (Co-investigator), Raab, C. (Co-investigator) & Tierney, S. (Co-investigator)
1/09/13 → 30/11/15
Project: Research
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Scottish Independence: A Democratic Audit
Tierney, S. (Principal Investigator)
1/03/13 → 31/08/14
Project: Research
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Scotland's National Conversation: Can Direct Democracy Be Deliberative?
Ghaleigh, N. S. (Principal Investigator), Tierney, S. (Principal Investigator) & Henderson, A. (Principal Investigator)
1/11/08 → 31/12/09
Project: University Awarded Project Funding
Press/Media
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Why Peter Mandelson will keep peerage when Andrew was stripped of his royal titles
3/02/26
1 Media contribution
Press/Media: Research
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John Swinney Indy wheeze torn apart by experts as Nat 'voluntary union' myth shattered
13/11/25
1 Media contribution
Press/Media: Research
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'Settled will' is the only route to indyref2 MSPs told
13/11/25
1 Media contribution
Press/Media: Research
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5 key points as legal experts grilled by MSPs on routes to independence referendum
13/11/25
1 Media contribution
Press/Media: Research
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Are Scottish independence supporters 'wasting their time' on referendum legal routes?
13/11/25
1 Media contribution
Press/Media: Research