Mary Ellen O'Connell


Mary Ellen O'Connell , JD, PhD is the Robert and Marion Short Professor of Law and is Professor of International Peace Studies, University of Notre Dame. She is also Visiting Professor of Law (Fall 2022) at University of Chicago. O’Connell’s research is in the areas of international law on the use of force and international legal theory.

Recently Published

Twenty Years of Drone Attacks

On November 2, 2002, the United States conducted its first targeted killings using a drone. CIA agents based in Djibouti launched the drone’s two Hellfire missiles at a vehicle traveling in rural Yemen, killing six. Several weeks later the Los Angeles Times reported details, including the fact that while the U.S. Air Force controlled the…

Read more

Russia-Ukraine: Resolving the World’s Most Dangerous Conflict

Since late 2021, Russia has massed around 100,000 troops on the border with Ukraine, raising the specter of another use of force against its neighbor. The Russia-Ukraine crisis began in earnest in February 2014, when Russian troops spread out from their Black Sea naval base to take control of the Crimean Peninsula. Russia put forward a variety of…

Read more

Concluding Rejoinder: The Art of International Law and Altruism of International Lawyers

In the introductory essay, I sought to apply The Art of Law in the International Community as a response not only to military force and other ills, but to the COVID-19 pandemic. Four colleagues have contributed on how they believe the book works and could work better. They have done so at a time of extraordinary challenge and…

Read more