Seth currently serves as the Vice President of Administration & Chief Administrative Officer of American University and a faculty member in the Department of Public Administration & Policy in AU's School of Public Affairs. At AU, Seth supervises the university’s offices of human resources, community and government relations, and strategic planning. He also oversees AU Musuem and WAMU 88.5 FM. Seth teaches courses on administrative law, the federal regulatory process, homeland security, and immigration at AU's School of Public Affairs and Washington College of Law.

Seth previously served as the Chief of Staff to the President of the University of California system, serving as the UC President’s top executive in the operation and administration of 10 campuses, five medical centers, three affiliated national laboratories, a statewide agriculture and natural resources program, and an operating budget of more than $31 billion. In this role, Seth managed an array of legal, operational, financial, policy, communications, and strategic issues throughout the UC system. While at UC, Seth also chaired UC’s Global Food Initiative, led the development of UC’s Public Service Law Fellowship Program, co-led negotiations and implementation of a long-term budget framework with the Governor of California, and spearheaded the creation of UC’s first systemwide Title IX office. He also taught immigration law and policy at the UC Berkeley School of Law.

Seth previously served as Deputy General Counsel and Counselor to the Secretary at the U.S. Department of Homeland Security (DHS). As Counselor, Seth was a top advisor to the Secretary and senior DHS leadership on matters related to immigration, privacy, civil rights, and civil liberties, including serving as co-lead for DHS on the development of the Deferred Action for Childhood Arrivals (DACA) program and comprehensive immigration reform in 2012-13. As Deputy General Counsel, Seth oversaw all significant litigation at DHS, including in the U.S. Supreme Court, other federal courts, and state courts. Seth also directed all rulemaking and other regulatory work conducted at DHS, coordinated with the Office of Management and Budget and other executive agencies on significant regulatory matters, and oversaw all immigration-related legal work conducted at DHS.

Prior to joining DHS, Seth worked in private practice, where his work focused on appellate litigation and election law.

Following graduation from law school, Seth clerked for Justice Stephen Breyer of the U.S. Supreme Court, Judge Guido Calabresi of the U.S. Court of Appeals for the Second Circuit, and Judge Stephen Reinhardt of the U.S. Court of Appeals for the Ninth Circuit.

Seth received his B.A. summa cum laude from the University of Pennsylvania and his J.D. from Yale Law School.

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