Duncan Hollis



Duncan Hollis is Laura H. Carnell Professor of Law at Temple University Law School in Philadelphia. His scholarship engages with issues of international law, interpretation, and cybersecurity, with a particular emphasis on treaties and other forms of international agreement. He is the editor of the award-winning Oxford Guide to Treaties (2012, 2nd edition forthcoming 2020) and, together with Allen Weiner, the 7th edition of International Law, one of the leading U.S. textbooks. Professor Hollis is currently a non-resident Scholar at the Carnegie Endowment for International Peace and an elected member of both the American Law Institute and the OAS Inter-American Juridical Committee. In the latter role, he serves as Rapporteur for a project on improving the transparency of State views on international law’s application to cyberspace. Professor Hollis also studies—and participates in—global negotiating dynamics on state behavior in cyberspace, including regularly working with the Microsoft Corporation on its digital peace agenda.

Recently Published

The Second Oxford Statement on International Law Protections of the Healthcare Sector During COVID-19: Safeguarding Vaccine Research

The alarming spread of the global COVID-19 pandemic—now infecting nearly 19 million and claiming more than 700,000 lives worldwide—has made it increasingly urgent to define international law protections for the health care sector against malicious cyber operations. In May 2020, malicious cyberattacks on organizations at the frontline of the response to the COVID-19 pandemic—including the…

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Oxford Statement on the International Law Protections Against Cyber Operations Targeting the Health Care Sector

Many have recently written about the application of international law in cyberspace and to the global COVID-19 pandemic, but relatively few have examined the intersection between these two areas. Notwithstanding that oversight, recent weeks have seen cyberattacks on organizations at the frontline of the response to the COVID-19 pandemic, including malicious cyber operations against the World Health…

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