Kathryn McMahon

Reader

Competition Law; Economic Regulation; Regulation of Digital Networks

School of Law
B1.16, Social Sciences Building
University of Warwick
Coventry CV4 7AL
United Kingdom

Office hours (Term 3 - 2025-26)

Week 2: Tuesday 10.30-2pm (in person B1.16)

Week 3: Wednesday 10-11 am (in person B1.16) & Thursday 10-11 am (in person B1.16)

Weeks 4-9: Wednesdays 10-11 am (in person B1.16) & Thursdays 10-11am (online) Join online here:

If any of these times are not suitable please email me to set up a meeting in person or online

Scholarship

Kathryn McMahon LLB (UNSW), BEc, LLM, PhD (Syd) is an Associate Professor (Reader) at the School of Law where she researches on competition law with particular interests in economic regulation, and the regulation of digital networks.

Bio

Kathryn McMahon is an Associate Professor (Reader) at the School of Law where she researches on competition law with particular interests in economic regulation, and the regulation of digital networks. Her research has been cited by the High Court of Australia and Federal Court of Australia. She is a Monash Warwick Alliance Associate and has held visiting professorships at the Nanyang Business School, Nanyang Technological University (NTU), Singapore, the Centre for Antitrust and Regulatory Studies, University of Warsaw, Poland, as a Fernand Braudel Senior Fellow at the European University Institute, Florence, Italy, and as a AHRB Research Fellow, British Academy Invited Expert at the University of Edinburgh. She has held visiting positions at the University of Berkeley, United States and the University of Texas, Austin, United States. She is a founding and Associate Editor of the Global Journal of Comparative Law. She previously taught at the Faculty of Law, University of Sydney and has been a visiting lecturer at the EDHEC Business School, Lille, France, the Friedrich-Schiller Universität Jena, Germany, the School of Law, University of New England, NSW, Australia and the University of Wollongong, NSW, Australia. Her research has been funded by the Legal Research Institute, Warwick University, the Monash Warwick Alliance, and has been awarded a EUTOPIA - PhD Co-Tutelle Fellowship programme award (with Professor Caroline Buts, Vrije Universiteit Brussel (VUB)).

Publications Teaching Impact

Professional Practice

Kathryn has consulted for The Law Society of NSW, Business Council of Australia and the NSW Department of Health. Assisted with ENTraNCE, European Network for Training of Competition Judges (EU, DG Competition), European University Institute, Florence and competition law training for OFWAT (UK Water Services Regulator). She has been interviewed by media outlets on issues related to competition law and digital markets including Wired.com and PC Pro Magazine. She has provided briefings on ‘Competition Law & Big Tech’ to the Competition and Consumer Commission of Singapore (CCCS) (2025) and participated in the in the Consumer and Competition Policy (CCP) Academic Engagement: Consumer and Competition Law Conference Workshop (2025) and the Policy Workshop on UK Competition Regime Consultation (2026), CCP, Department for Business and Trade Policy, United Kingdom. She is an Ambassador, Value of Competition Programme, pro-bono programme, Oxford Centre for Competition Law and Policy (CCLP): https://www.law.ox.ac.uk/value-competition-ambassadors. She was a ‘Competition Law Expert’, for theComparative Competition Law (CCL) project based at the University of Columbia Law School http://comparativecompetitionlaw.org/experts/. Her research has been funded by the Legal Research Institute, Warwick University, the Monash Warwick Alliance, and has been awarded a EUTOPIA - PhD Co-Tutelle Fellowship programme award (with Professor Caroline Buts, Vrije Universiteit Brussel (VUB)).

Research Supervision

I welcome enquiries from prospective PhD supervisees. However, please ensure that you have a research proposal which corresponds with the University of Warwick School of Law requirements.

Kathryn particularly welcomes PhD students in the areas of competition law and economic regulation.

Current PhD students:

Robin, Vandendriessche, ‘On the nexus of EU competition policy and data protection’. Eutopia- funded research project (co-supervisor Professor Caroline Buts, Vrije Universiteit Brussel (VUB)).

Suresh Birdi, ‘The rise of the algorithmic economy: controlling the anticompetitive effects of algorithmic cartels.’