Professor of Law, Georgetown University Law Center
Nicholas Quinn Rosenkranz teaches constitutional law and federal jurisdiction, and he writes articles for the Harvard Law Review and the Stanford Law Review.
He is currently developing a new theory of constitutional interpretation and judicial review. The first installment, entitledThe Subjects of the Constitution, was published in the Stanford Law Review in May of 2010, and it is among the most downloaded articles about constitutional interpretation, judicial review, and/or federal courts in the history of SSRN. The second installment, The Objects of the Constitution, was published in May of 2011, also in the Stanford Law Review. And the comprehensive version is forthcoming as a book by Oxford University Press.
Rosenkranz has served and advised the federal government in a variety of capacities. He clerked for Judge Frank H. Easterbrook on the U.S. Court of Appeals for the Seventh Circuit (1999-2000) and for Justice Anthony M. Kennedy at the U.S. Supreme Court (October Term 2001). He served as an Attorney-Advisor at the Office of Legal Counsel in the U.S. Department of Justice (November 2002 - July 2004). He often testifies before Congress as a constitutional expert—most recently before the House Financial Services Oversight Subcommittee, regarding the Obama Administration's use of bank settlement agreements to circumvent the Appropriations Clause. He has also filed briefs and presented oral argument before the U.S. Supreme Court. His most recent Supreme Court brief, in Los Angeles v. Patel, was cited by Justice Alito in dissent.
Rosenkranz is a member of the New York Bar and the U.S. Supreme Court Bar. He is a Senior Fellow at the Cato Institute. He serves on the Board of Directors of the Foundation for Individual Rights in Education (FIRE). He is a founding member of Heterodox Academy and a member of its Executive Committee. He also serves on the Board of Directors of the Federalist Society and as the faculty advisor to the Georgetown chapter.
Partner, Schaerr | Jaffe LLP
Erik Jaffe has been involved in appeals on a broad range of legal issues, including First Amendment challenges to campaign finance reform, Commerce Clause challenges to Health Care Reform and other federal legislation, Equal Protection Clause challenges to affirmative action in education, First Amendment challenges to school vouchers, Fifth Amendment challenges to takings of property, Second Amendment challenges to restrictions on gun ownership, and a wide variety of cases involving patents, copyrights, ERISA, securities fraud, federal preemption, environmental regulation, and other state and federal constitutional and statutory matters. He has represented businesses and non-profit groups, Judges, Senators, former government officials, Nobel Prize winners, and a broad cross-section of private individuals. Mr. Jaffe has been involved in over 120 Supreme Court matters, including filing over 30 cert. petitions, representing half-a-dozen parties on the merits, and filing over 70 amicus briefs at both the cert. and merits stages.
A 1990 graduate of the Columbia University School of Law, Mr. Jaffe was a law clerk to Judge Douglas H. Ginsburg of the United States Court of Appeals for the District of Columbia Circuit from 1990 to 1991. Following that clerkship he spent five years in litigation practice with the Washington, D.C. law firm of Williams & Connolly. In the summer of 1996 he left Williams & Connolly to clerk for Supreme Court Justice Clarence Thomas. At the end of that clerkship he started his own practice, and he was a sole practitioner from 1997 to 2018. He joined the firm of Schaerr | Jaffe LLP in 2018.
Partner, Baker & Hostetler LLP
Mark DeLaquil is a first-chair trial and appellate advocate who focuses on complex environmental and regulatory proceedings, First Amendment practice and political law.
Mark has been recognized by Chambers USA for environmental litigation (2015 to 2024) and has been named by Law360 as one of the "Top 5 Environmental Attorneys Under the Age of 40" on two occasions.
Senior Counsel, Becket Fund for Religious Liberty
William J. Haun is Senior Counsel at the Becket Fund for Religious Liberty and a Nonresident Fellow at the American Enterprise Institute (AEI). At Becket, Will litigates nationwide in defense of religious liberty for all faith traditions, particularly before the U.S. Supreme Court and in other federal and state appellate courts. His litigation includes being a member of the U.S. Supreme Court team that prevailed 9-0 for Catholic Social Services in Fulton v. City of Philadelphia, arguing before multiple federal appellate courts, federal district courts, and the Supreme Court of Texas. At AEI, Will writes and researches on constitutionalism and self-government’s prerequisites, especially the role of religion in securing and preserving freedom.
Before joining Becket and AEI, Will practiced appellate and antitrust law at two international law firms—Shearman & Sterling and Hunton & Williams. He also served as a law clerk to Judge Janice Rogers Brown of the U.S. Court of Appeals for the D.C. Circuit and Judge Claude Hilton of the U.S. District Court for the Eastern District of Virginia. Will often writes on constitutional law issues, including in the Harvard Journal of Law & Public Policy, the Catholic University Law Review, National Affairs, Law & Liberty, National Review Online, the Wall Street Journal, and the Washington Post. He also speaks on these topics, including at the Catholic University of America, Columbus School of Law, Princeton University, the University of Virginia School of Law, and the University of Chicago Law School. He received his J.D. from the Catholic University of America, cum laude, where he was a published member of the Law Review. He received his B.A. from American University in political science, cum laude. He lives in Maryland with his wife and children, where they enjoy sailing, cheering on their favorite baseball teams, and discovering the great traditions of their Catholic faith.
Partner, Marzulla Law
Roger J. Marzulla is one of the nation’s leading environmental, water, and property lawyers. As Assistant Attorney General in charge of the U.S. Justice Department’s Environment and Natural Resources Division, Roger learned first hand the operations and litigation styles of his client agencies: EPA, Interior Department, Bureau of Reclamation, Fish and Wildlife Service, National Marine Fisheries Service, Department of Transportation, Department of Commerce. In 1997, he co-founded Marzulla Law, where he brings to bear more than 35 years of expertise representing companies and individuals in industries as diverse as land and project development, aerospace, chemicals, oil and gas, mining, timber, manufacturing, computers, agriculture and water service.
Roger began his legal career as a trial lawyer in San Jose, California, after graduating magna cum laude from the University of Santa Clara School of Law. As a partner in Matthews & Marzulla he represented developers, title and construction companies, shopping centers, apartment owners and lenders in litigation throughout California. In 1981 he moved to Denver to become President of Mountain States Legal Foundation, litigating environmental and natural resource cases across the West.
In 1983 Roger joined the Justice Department as Special Litigation Counsel. He was subsequently promoted to Deputy Assistant Attorney General and, in 1987, was confirmed by the Senate as Assistant Attorney General in charge of the Environment and Natural Resources Division. At the Justice Department, Roger helped create litigation strategies for government programs as diverse as Superfund, the Clean Air Act, off-shore oil leasing, environmental crimes, federal facility clean-up, wetlands, endangered species and hazardous waste enforcement, as well as Presidential Order EO 12,630 (Government Interference with Private Property Rights).
In 1989 Roger returned to private law practice, successively heading the environmental law practices of the Powell, Goldstein and Akin, Gump law firms.
Since 1997, as a partner in Marzulla Law, Roger has continued to represent corporate and business clients in a wide array of environmental and property issues in courts across the country, frequently in litigation against the United States. He also assists clients in attaining compliance with environmental, health and safety regulation, and in avoiding risks in transactions.
Partner, Schaerr | Jaffe LLP
Erik Jaffe has been involved in appeals on a broad range of legal issues, including First Amendment challenges to campaign finance reform, Commerce Clause challenges to Health Care Reform and other federal legislation, Equal Protection Clause challenges to affirmative action in education, First Amendment challenges to school vouchers, Fifth Amendment challenges to takings of property, Second Amendment challenges to restrictions on gun ownership, and a wide variety of cases involving patents, copyrights, ERISA, securities fraud, federal preemption, environmental regulation, and other state and federal constitutional and statutory matters. He has represented businesses and non-profit groups, Judges, Senators, former government officials, Nobel Prize winners, and a broad cross-section of private individuals. Mr. Jaffe has been involved in over 120 Supreme Court matters, including filing over 30 cert. petitions, representing half-a-dozen parties on the merits, and filing over 70 amicus briefs at both the cert. and merits stages.
A 1990 graduate of the Columbia University School of Law, Mr. Jaffe was a law clerk to Judge Douglas H. Ginsburg of the United States Court of Appeals for the District of Columbia Circuit from 1990 to 1991. Following that clerkship he spent five years in litigation practice with the Washington, D.C. law firm of Williams & Connolly. In the summer of 1996 he left Williams & Connolly to clerk for Supreme Court Justice Clarence Thomas. At the end of that clerkship he started his own practice, and he was a sole practitioner from 1997 to 2018. He joined the firm of Schaerr | Jaffe LLP in 2018.
Executive Vice President, The Federalist Society
Dean Reuter is Executive Vice President at the Federalist Society for Law and Public Policy Studies. He has served in two federal government agency Offices of the Inspector General, as Counsel to the Inspector General and Deputy Inspector General, responsible for policing the use of federal funds granted and contracted through those agencies. As such, he helped conduct and oversee criminal investigations across the country. He is the principal author of the non-fiction book, The Hidden Nazi: The Untold Story of America's Deal with the Devil, and editor of Liberty’s Nemesis: The Unchecked Expansion of the State and Confronting Terror: 9/11 and the Future of American National Security. He was appointed by the President and served as Vice-Chairman of the Board of Directors of the Corporation for National and Community Service, and recently served as an appointee on the U.S. Commission on Presidential Scholars. He is a graduate of Hood College (BA with Honors) and the University of Maryland School of Law.
Senior Counsel, Becket Fund for Religious Liberty
William J. Haun is Senior Counsel at the Becket Fund for Religious Liberty and a Nonresident Fellow at the American Enterprise Institute (AEI). At Becket, Will litigates nationwide in defense of religious liberty for all faith traditions, particularly before the U.S. Supreme Court and in other federal and state appellate courts. His litigation includes being a member of the U.S. Supreme Court team that prevailed 9-0 for Catholic Social Services in Fulton v. City of Philadelphia, arguing before multiple federal appellate courts, federal district courts, and the Supreme Court of Texas. At AEI, Will writes and researches on constitutionalism and self-government’s prerequisites, especially the role of religion in securing and preserving freedom.
Before joining Becket and AEI, Will practiced appellate and antitrust law at two international law firms—Shearman & Sterling and Hunton & Williams. He also served as a law clerk to Judge Janice Rogers Brown of the U.S. Court of Appeals for the D.C. Circuit and Judge Claude Hilton of the U.S. District Court for the Eastern District of Virginia. Will often writes on constitutional law issues, including in the Harvard Journal of Law & Public Policy, the Catholic University Law Review, National Affairs, Law & Liberty, National Review Online, the Wall Street Journal, and the Washington Post. He also speaks on these topics, including at the Catholic University of America, Columbus School of Law, Princeton University, the University of Virginia School of Law, and the University of Chicago Law School. He received his J.D. from the Catholic University of America, cum laude, where he was a published member of the Law Review. He received his B.A. from American University in political science, cum laude. He lives in Maryland with his wife and children, where they enjoy sailing, cheering on their favorite baseball teams, and discovering the great traditions of their Catholic faith.
Partner, Baker & Hostetler LLP
Mark DeLaquil is a first-chair trial and appellate advocate who focuses on complex environmental and regulatory proceedings, First Amendment practice and political law.
Mark has been recognized by Chambers USA for environmental litigation (2015 to 2024) and has been named by Law360 as one of the "Top 5 Environmental Attorneys Under the Age of 40" on two occasions.
Executive Vice President, The Federalist Society
Dean Reuter is Executive Vice President at the Federalist Society for Law and Public Policy Studies. He has served in two federal government agency Offices of the Inspector General, as Counsel to the Inspector General and Deputy Inspector General, responsible for policing the use of federal funds granted and contracted through those agencies. As such, he helped conduct and oversee criminal investigations across the country. He is the principal author of the non-fiction book, The Hidden Nazi: The Untold Story of America's Deal with the Devil, and editor of Liberty’s Nemesis: The Unchecked Expansion of the State and Confronting Terror: 9/11 and the Future of American National Security. He was appointed by the President and served as Vice-Chairman of the Board of Directors of the Corporation for National and Community Service, and recently served as an appointee on the U.S. Commission on Presidential Scholars. He is a graduate of Hood College (BA with Honors) and the University of Maryland School of Law.
Legal Scholar and Solo Practitioner
Jack received his B.A. in History from the University of Virginia in 1977, graduating with Highest Distinction. After graduating Yale Law School in 1980, he served active duty in the U.S. Army's JAG Corps, rising to the rank of Major, where he represented the United States in more than 250 cases.
He practiced for a decade as an Associate for Bradley Arant in Birmingham, Alabama. He proudly served the State of Alabama in the Office of the Attorney General, both as Deputy and Assistant Attorney General, handling complex civil and criminal litigation cases for the people of Alabama. In 2000, he won the "Best Brief Award" from the National Association of Attorneys General for his brief in a case decided by the U.S. Supreme Court, James Alexander v. Martha Sandoval – a case he won. He was Special Assistant to the Inspector General for the Corporation for National and Community Service, Visiting Legal Fellow for the Center for Judicial and Legal Studies for the Heritage Foundation, Of Counsel at Strickland Brockington Lewis, a solo practitioner, and General Counsel for Indigo Energy.
Most recently, he "re-upped" for military service, volunteering his legal services to the Georgia State Defense Force where twice each month he provided legal services for National Guardsmen who were being deployed. He wore his military uniform for the last time in October 2024.
Jack Park passed away on March 16, 2026.
Clinical Professor of Law, Dale E. Fowler School of Law, Chapman University
Senior Fellow, National Review
Bestselling author Andrew C. McCarthy is a contributing editor at National Review, a senior fellow at National Review Institute, and a Fox News contributor. He is a former Chief Assistant United States Attorney in the Southern District of New York and led the terrorism prosecution against the “Blind Sheikh” (Omar Abdel Rahman) and eleven other jihadists for conducting a war of urban terrorism against the United States that included the 1993 World Trade Center bombing and a plot to bomb New York City landmarks. During is 20-year career as a prosecutor, he received numerous honors, including the Justice Department’s highest awards. Andy speaks and writes widely on law and national security, radical Islam, politics, and culture. He has testified before Congress as an expert on issues of constitutional law, counterterrorism, and law-enforcement. He is a columnist for The Hill, and his essays and book reviews appear frequently at The New Criterion. His most recent New York Times bestselling book is Ball of Collusion (Encounter Books, 2019), about the Russiagate controversy (an updated version was published in 2020). His other books include Willful Blindness (2008), The Grand Jihad (2010), Spring Fever: The Illusion of Islamic Democracy (2012), and Faithless Execution (2014). He has also written several pamphlets in the Broadside series published by Encounter Books, most recently Islam and Free Speech (2015).
Agnes Williams Sesquicentennial Professor of Federal Courts, Georgetown Law
Stephen I. Vladeck is a professor of law at the Georgetown University Law Center, and is a nationally recognized expert on the federal courts; the Supreme Court; national security law; and military justice.
Vladeck is author of the New York Times bestselling book, “The Shadow Docket: How the Supreme Court Uses Stealth Rulings to Amass Power and Undermine the Republic,” which won the 2023 Writers’ League of Texas Book Award for Non-Fiction and was a finalist for the 2024 ABA Silver Gavel Award for Media and the Arts. Vladeck is also a highly regarded appellate advocate, having argued three cases before the U.S. Supreme Court and over a dozen before various lower federal civilian and military courts. He has received numerous awards for his influential and widely cited legal scholarship, his prolific popular writing, his teaching, and his service to the legal profession—including the 2024 University of Texas President’s Research Impact Award and his selection by the Order of the Coif to serve as its Distinguished Visiting Professor for 2025.
Vladeck is CNN’s Supreme Court analyst and editor and author of “One First,” a popular weekly newsletter about the Supreme Court. Together with Bobby Chesney, Vladeck co-hosts the popular and award-winning “National Security Law Podcast.” He is also a co-author of Aspen Publishers’ leading national security law and counterterrorism law casebooks. And he is a member of the Board of Trustees of EarthJustice—the nation’s premier nonprofit public interest environmental law organization.
Vladeck graduated from Yale Law School in 2004—where he was executive editor of the Yale Law Journal and won the Harlan Fiske Stone Prize for outstanding moot court oralist and shared the Potter Stewart Prize for best moot court team performance. After law school, he clerked for the Honorable Marsha S. Berzon on the U.S. Court of Appeals for the Ninth Circuit and the Honorable Rosemary Barkett on the U.S. Court of Appeals for the Eleventh Circuit. He earned a B.A. summa cum laude with Highest Distinction in History and Mathematics from Amherst College in 2001—where he wrote his senior thesis on “Leipzig’s Shadow: The War Crimes Trials of the First World War and Their Implications from Nuremberg to the Present.” A native New Yorker and hopeless Mets fan, Vladeck lives in the District with his wife, Karen (Founder and Managing Partner of Risepoint Search Partners); their daughters, Madeleine and Sydney; and their eleven-year-old pug, Roxanna.
Emanuel S. Heller Professor of Law, University of California at Berkeley; Thomas Smith Senior Research Fellow, Civitas Institute, University of Texas at Austin
John Yoo is the Emanuel Heller Professor of Law at the University of California at Berkeley. He is also the Thomas Smith Senior Research Fellow, Civitas Institute, at the University of Texas at Austin. He is also a Nonresident Senior Fellow at the American Enterprise Institute.
His most recent book, The Politically Incorrect Guide to the Supreme Court, co-authored with Robert Delahunty, was published in 2023. Professor Yoo’s other books include Defender-in-Chief: Trump’s Fight for Presidential Power; Striking Power: How Cyber, Robots, and Space Weapons Change the Rules for War; Point of Attack: Preventive War, International Law, and Global Welfare; and Crisis and Command: A History of Executive Power from George Washington to George Bush.
He is a co-author of volumes 1 and 2 of R. Rossum, G. Tarr, V. Munoz & J. Yoo American Constitution Law (Routledge, 2026), and a co-editor of the eight-volume series on the 250th anniversary of the American Revolution, We Hold These Truths, with Yuval Levin and Adam White of the American Enterprise Institute.
Professor Yoo has published more than 100 articles in academic journals on subjects including national security, constitutional law, international law, and the Supreme Court. He also regularly contributes to the editorial pages of the Wall Street Journal, New York Times, Washington Post, Los Angeles Times, and National Review, among others.
Professor Yoo has served in all three branches of government. He was an official in the U.S. Department of Justice, where he worked on national security and terrorism issues after the 9/11 attacks. He served as general counsel of the U.S. Senate Judiciary Committee. He has been a law clerk for Supreme Court Justice Clarence Thomas and federal appeals Judge Laurence Silberman. He has been a visiting professor at the University of Texas at Austin’s School of Civic Leadership, Seoul National University, the Interdisciplinary Center Herzliya, Keio University, Trento University, the University of Chicago, and the Free University of Amsterdam.
Professor Yoo supervises the Public Law and Policy Program and the California Constitution Center. He also serves on the boards of Founding Forward, the Washington Legal Foundation, the Pacific Legal Foundation, the Ulysses Grant Institute, the Federalist Society’s Separation of Powers and Federalism Division, the Universidad Cientifica del Sur Law School, and the Asia-Pacific Law Institute at Seoul National University. He is a winner of the Federalist Society’s Paul Bator award and the Heritage Foundation’s Edwin Meese III Originalism Lectureship.
Professor Yoo graduated from Yale Law School and summa cum laude from Harvard College.
Executive Vice President, The Federalist Society
Dean Reuter is Executive Vice President at the Federalist Society for Law and Public Policy Studies. He has served in two federal government agency Offices of the Inspector General, as Counsel to the Inspector General and Deputy Inspector General, responsible for policing the use of federal funds granted and contracted through those agencies. As such, he helped conduct and oversee criminal investigations across the country. He is the principal author of the non-fiction book, The Hidden Nazi: The Untold Story of America's Deal with the Devil, and editor of Liberty’s Nemesis: The Unchecked Expansion of the State and Confronting Terror: 9/11 and the Future of American National Security. He was appointed by the President and served as Vice-Chairman of the Board of Directors of the Corporation for National and Community Service, and recently served as an appointee on the U.S. Commission on Presidential Scholars. He is a graduate of Hood College (BA with Honors) and the University of Maryland School of Law.
Can a Treaty Increase the Legislative Power of Congress?
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Roger J. Marzulla
In March 2010, President Obama announced his support for expanded oil and gas production in...
Setting Voter Rules: Arizona v. Inter Tribal Council of Arizona - Podcast
Erik S. Jaffe, Dean Reuter
On March 18, 2013 the Supreme Court heard oral argument in Arizona v. Inter Tribal Council...
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William J. Haun, Mark DeLaquil, Dean Reuter
For roughly two decades, the bipartisan consensus of the U.S. Congress on the regulation of...
Alabama Supreme Court Adopts “Innovator Liability”
John J. Park
In Wyeth, Inc. v. Weeks, the Supreme Court of Alabama, by an 8-1 margin, adopted...
Can States Require Proof of Citizenship for Voter Registration?--Arizona v. Inter Tribal Council of Arizona
Anthony (Tom) Caso
Introduction This term the Court will hear a case examining a perceived clash between state...
Setting Voter Rules: Arizona v. Inter Tribal Council of Arizona
The EPA's Anticipated Attempt to Regulate Greenhouse Gas Emissions from Existing Power Plants
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Andrew McCarthy, Stephen I. Vladeck, John C. Yoo, Dean Reuter
As U.S. Sen. Rand Paul (Kentucky)'s filibuster of the confirmation of John O. Brennan, President...