Samuel Siegel is Senior Counsel at the Institute for Constitutional Advocacy and Protection. Immediately before joining the Institute, he was an Attorney-Adviser at the Office of Legal Counsel at the U.S. Department of Justice (USDOJ), where he advised the White House Counsel’s Office, USDOJ leadership, and other federal agencies on issues related to national security, constitutional law, and statutory interpretation. Before that, he spent over seven years at the Office of Solicitor General at the California Department Justice, where, among other things, he served as a principal counsel for a coalition of States that successfully defended the Affordable Care Act in California v. Texas; a principal counsel for a coalition of States that successfully challenged the federal government’s rescission of the Deferred Action for Childhood Arrivals (DACA) program in Department of Homeland Security v. Regents of the University of California; and defended California’s gun safety laws against Second Amendment attacks. Sam has argued more than a dozen appeals, including four cases in the California Supreme Court. Early in his career he clerked for Judge A. Wallace Tashima of the U.S. Court of Appeals for the Ninth Circuit and Judge Stephen V. Wilson of the U.S. District Court for the Central District of California. He was also briefly an associate at the Los Angeles office of Gibson, Dunn & Crutcher LLP.

Sam received his law degree from UCLA School of Law, where he graduated Order of the Coif and was a Senior Editor of the UCLA Law Review. He received his undergraduate degree from Brandeis University. He is an avid Los Angeles Dodgers fan.

Sam is barred in the State of California and supervised by members of the D.C. Bar. Admission to the D.C. Bar is pending.