Professor of Law
Co-Director, St. John’s Law School Center for International and
Comparative Law
B.A. American University
J.D. Stanford Law School
Email: mcguinnm@stjohns.edu
Tel: (718) 990-8018
Peggy McGuinness joined the St. John’s faculty in 2010. Her
course offerings include international human rights, international
business transactions, conflicts of law and international dispute
resolution.
Professor McGuinness graduated with distinction from Stanford
Law School, where she was an articles editor for the Stanford
Law Review and a graduate fellow at the Stanford Center on Conflict
and Negotiation. Afterwards, she clerked for Judge Colleen McMahon
in the Southern District of New York and worked as a litigator for
Paul, Weiss, Rifkind, Wharton & Garrison LLP. Her career in the
law follows an early career as a Foreign Service Officer with the
State Department, which included service in Germany, Pakistan and
Canada, and as a Special Assistant to Secretary of State Warren
Christopher.
With scholarly interests and expertise in international law and
international human rights law, Professor McGuinness has published
on the subjects of international human rights law, international
security and the resolution of armed conflict, and the role and
influence of international law in U.S. courts. She is a member of
the Executive Council of the American Society of International Law.
She co-founded −and regularly contributes to− Opinio Juris, the
leading international law blog.
Professor McGuinness previously taught at the University of
Missouri School of Law. She has also been a visiting professor at
the University of Georgia and Temple University, and a visiting
scholar at the Johns Hopkins School of Advanced International
Studies.