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.
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.
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.
The EPA's Anticipated Attempt to Regulate Greenhouse Gas Emissions from Existing Power Plants - Podcast
William J. Haun, Mark DeLaquil, Dean Reuter
Environmental Law & Property Rights Practice Group Podcast
For roughly two decades, the bipartisan consensus of the U.S. Congress on the regulation of...
The Clean Air Act as an Obstacle to the Environmental Protection Agency’s Anticipated Attempt to Regulate Greenhouse Gas Emissions from Existing Power Plants
William J. Haun
Federalist Society White Paper
For roughly two decades, the bipartisan consensus of the U.S. Congress on the regulation of...
The Philosopher in Action: A Tribute to the Honorable Edwin Meese III
William J. Haun
Engage Volume 13, Issue 1, March 2012
In December 2011, former U.S. Attorney General Edwin Meese celebrated his 80th birthday. While his...