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Mailyn Fidler is an Assistant Professor at the University of New Hampshire Franklin Pierce School of Law. 

Fidler’s scholarship lies at the intersection of power and technology, critiquing the unaccountable ways that technology expands the power of government actors. Doctrinally, this scholarship engages with cybersecurity law, criminal law, and constitutional law. Her work has been featured in or by Lawfare, the Department of Justice, the multilateral Pall Mall Process on Cyber Intrusion Capabilities, and elsewhere. Fidler is a Faculty Affiliate with the Berkman Klein Center for Internet & Society at Harvard, at the Internet Society Project at Yale Law School, and serves on the organizing committee for the Law & Technology Workshop. Previously, she taught at the University of Nebraska College of Law. 

Prior to joining legal academia, Fidler clerked on the 10th Circuit Court of Appeals, served as the Tech & First Amendment Fellow at the Reporters Committee for Freedom of the Press, and was a research fellow at the Berkman Klein Center. Fidler holds a J.D. from Yale Law School, an M.Phil in International Relations from Oxford University (as a Marshall Scholar) and a B.A. in Science, Technology, and Society from Stanford University.

Publications

Publication
Sep 13, 2017

Cross-Border Data Access Reform

A Primer on the Proposed U.S.-U.K. Agreement

A brief primer on how cross-border data access requests currently work, options for reform, and major challenges to reform ahead.

Community

Lawfare

Procedure as Substance in the UN Cybercrime Convention

Mailyn Fidler details the recent UN Cybercrime Convention, arguing that most analyses have overlooked the Convention's implications for global mutual legal assistance, regardless…

Oct 27, 2025
Internet Society

A New Chapter in Internet Fragmentation

Mailyn Fidler proposes an expanded understanding of Internet fragmentation, suggesting that the traditional view of fragmentation as isolationist is becoming outmoded.

Sep 11, 2025
SciencesPo

Internet Fragmentation's Outward Turn

Mailyn Fidler's latest research paper posits that internet fragmentation hasn't been as inward-looking as theorists have often suggested.

Jun 1, 2025
Utah Law Review

Fragmentation of International Cybercrime Law

Faculty Associate Mailyn Fidler examines how divergent international cybercrime laws reflect competing global visions of sovereignty and power.

May 2, 2025
Lawfare

Four Obstacles to Local Surveillance Ordinances

Why local ordinances against police surveillance fail in some cities but not others

Sep 4, 2020
Just Security

Conscientious Objectors and Whistleblowers

Sentencing Should Recognize First Amendment Interests

Mailyn Fidler writes about First Amendment interests in a recent case regarding whistleblowing.

Oct 18, 2018