Associate Professor of Law; Director, International Economic Law and Policy Program
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Biographical Information

Sergio Puig joined the University of Arizona James E. Rogers College of Law in 2014 as an Associate Professor of Law. Sergio's main academic interests include topics related to international economic law, international arbitration, law and society, network analysis and the law and the legal profession. In addition to International Trade Law, this year Sergio will also be teaching International Investment Law and Treaty Arbitration.

Prior to joining the College, Sergio taught International Investment Law and International Trade Law at Duke Law and Stanford Law School, where he was the SPILS Teaching Fellow. Sergio also worked for over three years in the young professionals program for lawyers and scholars at the World Bank Group and ICSID, and has practiced in leading firms in Mexico City and Washington D.C.

Sergio attended UNAM and graduated summa cum laude and received a law degree from ITAM, one of Mexico's leading academic institution. He earned a masters in International and Socio-Legal Studies (JSM) and a doctoral degree (JSD) in International Economic Law, at Stanford Law School. His main publications are available in SSRN.

Sergio also co-founded (with Joost Pauwelyn) an on-line community-based platform to facilitate legal assistance and services related to international trade and investment matters.

Representative Publications

  • Conflict or Convergence? On the Relationship of International Trade & Investment Law, 33 Berkeley J. Int'l L. 1 (2015).
  • International Regime Complexity and Economic Law Enforcement, 17 J. Int'l Econ. L. 491 (2014).
  • Social Capital in the Arbitration Market, 25 Eur. J. Int'l L. 387 (2014).
  • No Right Without a Remedy:  Foundations of Investor-State Arbitration, 35 U. Pa. J. Int'l L. 829 (2014).
  • Emergence & Dynamism in International Organizations:  ICSID, Investor-State Arbitration, and International Investment Law, 44 Geo. J. Int'l L. 531 (2013).
  • Complete List of Publications


Doctor of the Science of Law (JSD)
Stanford Law School
Master of the Science of Law (JSM)
Stanford Law School
Instituto Technologico Autonomo de Mexico (ITAM)

Graduated summa cum laude

Work Experience

Associate Professor
James E Rogers College of Law, The University of Arizona
2014 - present
Lecturer in Law & Teaching Fellow in International Legal Studies
Stanford Law School
2011 - 2014
Lecturing Fellow
Duke Law School
Spring 2011
Visiting Professor
Lille Catholic University School of Law, France
Fall 2010
Counsel, Legal Vice-Presidency Unit & ICSID
The World Bank Group, Washington, D.C.
2007 - 2010
Foreign Associate, International Trade & Investment Group
Miller & Chevalier Charter, Washington, D.C.
2004 - 2005
Associate & Trainee, Tax, Corporate & Arbitration Groups
Von Wobeser & Sierra, S.C., Mexico City, Mexico
2000 - 2003