Senior Fellow and Director of Constitutional Studies, Manhattan Institute
Ilya Shapiro is a senior fellow and director of constitutional studies at the Manhattan Institute and a contributing editor of City Journal. Previously he was executive director and senior lecturer at the Georgetown Center for the Constitution, and before that a vice president of the Cato Institute.
Shapiro is the author of Lawless: The Miseducation of America’s Elites (2025) and Supreme Disorder: Judicial Nominations and the Politics of America’s Highest Court (2020), coauthor of Religious Liberties for Corporations? (2014), and editor of 11 volumes of the Cato Supreme Court Review (2008-18). He has contributed to a variety of academic, popular, and professional publications, including the Wall Street Journal, Harvard Journal of Law & Public Policy, Washington Post, Los Angeles Times, USA Today, National Review, and Newsweek. He also regularly provides commentary for various media outlets, writes the Shapiro’s Gavel newsletter on Substack, and once appeared on the Colbert Report.
Shapiro has testified many times before Congress and state legislatures and has filed more than 500 amicus curiae “friend of the court” briefs in the Supreme Court. He lectures regularly on behalf of the Federalist Society, is a member of the board of fellows of the Jewish Policy Center, was an inaugural Washington Fellow at the National Review Institute, and has been an adjunct law professor at the George Washington University and University of Mississippi. He is also the chairman of the board of advisers of the Mississippi Justice Institute, a barrister in the Edward Coke Appellate Inn of Court, and a former member of the Virginia Advisory Committee to the U.S. Commission on Civil Rights.
Earlier in his career, Shapiro was a special assistant/adviser to the Multi-National Force in Iraq on rule-of-law issues and practiced at Patton Boggs and Cleary Gottlieb. Before entering private practice, he clerked for Judge E. Grady Jolly of the U.S. Court of Appeals for the Fifth Circuit. He holds an AB from Princeton University, an MSc from the London School of Economics, and a JD from the University of Chicago Law School.
Vice President and Senior Counsel, The Becket Fund for Religious Liberty
Daniel Blomberg is vice president and senior counsel for Becket. Before joining Becket, he clerked for Chief Judge Alice M. Batchelder of the U.S. Court of Appeals for the Sixth Circuit and served as litigation counsel with the Alliance Defending Freedom. Daniel’s clients have included an international order of nuns, the world’s largest religious media organization, synagogues, members of the U.S. military, religious healthcare ministries, peaceful protestors, halfway houses, religious colleges, state legislators, homeless shelters, religious business owners, an art gallery, and churches. Daniel has represented a wide variety of faith groups, including Anglicans, Baptists, Catholics, Hindus, Hutterites, Jews, Lutherans, Mennonites, Muslims, Presbyterians, Russian Orthodox, and Sikhs. Cases on which he has served as counsel to a party include: Our Lady of Guadalupe v. Morrissey-Berru, 140 S. Ct. 2049 (2020); Roman Catholic Diocese of Brooklyn v. Cuomo, 141 S. Ct. 63 (2020); Zubik v. Burwell, 136 S. Ct. 1557 (2016); Little Sisters of the Poor v. Sebelius, 134 S. Ct. 1022 (2014); Wheaton College v. Burwell, 134 S. Ct. 2806 (2014); Fellowship of Christian Athletes v. SJUSD, 82 F.4th 664 (9th Cir. 2023) (en banc); Singh v. Berger, 56 F.4th 88 (D.C. Cir. 2022); Demkovich v. St. Andrew the Apostle Parish, 3 F.4th 968 (7th Cir. 2021) (en banc); Maxon v. Fuller Theological Seminary, 2021 WL 5882035 (9th Cir. 2021); Intervarsity Christian Fellowship/USA v. University of Iowa, 5 F.4th 855, 867 (8th Cir. 2021); Business Leaders in Christ v. University of Iowa, 991 F.3d 969 (8th Cir. 2021); Whole Woman’s Health v. Smith, 896 F.3d 362 (5th Cir. 2018); Lee v. Sixth Mount Zion Baptist Church, 903 F.3d 113 (3d Cir. 2018); Gagliardi v. TJCV, 889 F.3d 728 (11th Cir. 2018); Harvest Family Church v. FEMA, 2018 WL 386192 (5th Cir. 2018); Fratello v. Archdiocese of New York, 863 F.3d 190 (2d Cir. 2017); Eternal Word Television Network v. U.S. Dep’t of HHS, 756 F.3d 1339 (11th Cir. 2014); InterVarsity Christian Fellowship/USA v. Bd. of Governors of Wayne State Univ., 534 F. Supp. 3d 785 (E.D. Mich. 2021); and Singh v. Carter, 168 F. Supp. 3d 216 (D.D.C. 2016).
Daniel has been featured on CNN, Huffington Post Live, Fox News, EWTN Nightly News, and CBS Evening News.
He earned his J.D. from the University of South Carolina School of Law, graduating magna cum laude. While in law school, Daniel clerked for the South Carolina Attorney General’s Office, served on a South Carolina Supreme Court task force, and interned with Judge J. Michelle Childs of the Circuit Court for the Fifth Judicial Circuit as a part of the Judicial Observation and Education program. He is a Blackstone Fellow. Daniel received his undergraduate degree from Columbia International University. He and his wife have five children and too many animals.
Vice President for Legal Strategy, Stand Together
Casey Mattox is Vice President for Legal Strategy at Stand Together and Senior Advisor at
Americans for Prosperity. In these roles he advocates for and creates strategies and
partnerships to ensure a constitutionally limited government that protects the civil liberties of all
Americans. Prior to joining Stand Together and AFP Casey’s legal career focused on defending
the First Amendment rights of students, faculty, healthcare workers and religious organizations.
Casey has a J.D. from Boston College School of Law and an undergraduate degree from the
University of Virginia. You can find him on Twitter at @CaseyMattox_ and on LinkedIn at
@Casey-Mattox-ST.
Supreme Court & Appellate Litigation Chair, Lex Politica; Of Counsel, Alliance Defending Freedom
Erin Morrow Hawley serves as Chair of Lex Politica's Supreme Court and Appellate Practice overseeing the firm’s strategic appellate litigation and critical motions practice in the trial courts. Erin is an experienced litigator who represents clients in constitutional, regulatory, and appellate matters in federal and state courts throughout the country.
Erin has represented dozens of clients before the Supreme Court of the United States, served as lead counsel in high-profile cases raising novel constitutional and statutory issues, and authored numerous successful petitions for certiorari and briefs in opposition. She has argued in state and federal appellate and trial courts throughout the country, including the Supreme Court of the United States. Erin represents diverse clients in high-stakes litigation from state governments to faith-based nonprofits to Fortune 100 companies. She possesses expertise on a wide range of subject matters including administrative law, the First Amendment, religious liberty, federal jurisdiction, federal preemption, equitable jurisdiction, tax law, the Affordable Care Act, and Title IX.
Erin represents clients in cases where public communications strategy is paramount. She is a sought-after speaker and writer, has testified multiple times before Congress, and is a frequent presenter on constitutional and administrative law issues, including at the Oxford Union, the National Federalist Society Convention, and university campuses across the country. She is a frequent commentator to media outlets, including Fox News, MSNBC, the Wall Street Journal, WORLD, USA Today, the Federalist, and the Hill.
Erin previously oversaw Alliance Defending Freedom’s--where she still serves as Of Counsel--litigation strategies to empower women and protect the dignity of life, defend pregnancy centers’ First Amendment rights from government overreach, and safeguard Americans’ freedoms from the ever-encroaching administrative state.
Editor, SCOTUSblog
Assistant Professor of Law, George Mason University, Antonin Scalia Law School
Robert Leider is an Assistant Professor of Law at Antonin Scalia Law School, George Mason University. His scholarly interests are in criminal law, criminal procedure, and constitutional law, especially concerning questions about the use of force and the rule of law. He has written on the law of self-defense, the constitutional allocation of military power, and gun control. Among other places, he has published in the Florida Law Review (forthcoming), the Indiana Law Journal, and the Wall Street Journal.
Before joining Antonin Scalia Law School, Professor Leider was at Arnold & Porter in Washington, DC. He was previously with Mayer Brown LLP and was an Olin-Searle-Smith Fellow at the University of Pennsylvania Law School. He has clerked for Judge Diane S. Sykes, of the U.S. Court of Appeals for the Seventh Circuit, and Justice Clarence Thomas. Professor Leider earned a BA, summa cum laude, from The George Washington University, a JD from Yale Law School, and a PhD in Philosophy (dissertation defended with distinction) from Georgetown University. While at Yale, he served as an articles editor for the Yale Law Journal.
Professor Leider teaches criminal law and torts.
Judge, U.S. Court of Appeals for the Third Circuit
Hon. Jennifer Mascott served as Associate Professor of Law and Director of the Separation of Powers Institute at The Catholic University of America’s Columbus School of Law before her appointment to the federal bench. On July 16, 2025, President Donald J. Trump nominated her to the U.S. Court of Appeals for the Third Circuit (Delaware), and she was confirmed on October 9, 2025.
Prior to her confirmation, Judge Mascott wrote extensively in administrative and constitutional law, statutory interpretation, and the separation of powers. Her scholarship—published in leading journals including the Stanford Law Review, Notre Dame Law Review, and Supreme Court Review—was cited by the U.S. Supreme Court and multiple federal courts. She also contributed Supreme Court commentary for NBC Universal.
Before joining Catholic Law, she was an Assistant Professor and Co-Director of The C. Boyden Gray Center at George Mason University’s Antonin Scalia Law School. In 2022 she became co-author of Beermann, Cass & Diver’s Administrative Law: Cases and Materials (9th ed.). In 2023 she received the Justice Joseph Story Award for excellence in scholarship, teaching, and advancing the rule of law.
Judge Mascott also served as a Council Member of the ABA’s Administrative Law Section and as a Public Member of the Administrative Conference of the United States. She frequently testified before Congress on executive power, regulatory reform, and judicial jurisdiction, and participated in multiple Supreme Court confirmation hearings.
From 2019 to 2021, she took leave from academia to serve as Deputy Assistant Attorney General in the Department of Justice’s Office of Legal Counsel and later as Associate Deputy Attorney General, where she argued federal cases and assisted with Justice Amy Coney Barrett’s confirmation. Earlier in her career, she clerked for Justice Clarence Thomas and for then-Judge Brett M. Kavanaugh on the D.C. Circuit.
Judge Mascott earned her J.D. summa cum laude from the George Washington University Law School and her B.A. from the same institution.
President & CEO, National Constitution Center
Jeffrey Rosen is the President and Chief Executive Officer of the National Constitution Center, a nonpartisan nonprofit organization whose mission is to educate the public about the U.S. Constitution. Located steps from Independence Hall in Historic Philadelphia, the Center engages millions of citizens as an interactive museum, national town hall, and provider of nonpartisan resources for civic education. Rosen became President and CEO in 2013 and has developed the Center’s acclaimed Interactive Constitution, which brings together the top conservative and liberal legal scholars in America to discuss areas of agreement and disagreement about every clause of the Constitution. The online resource has received more than 15 million hits since launching in 2015.
Rosen is also professor at The George Washington University Law School and a contributing editor of The Atlantic. He is a highly regarded journalist whose essays and commentaries have appeared in the New York Times Magazine, on National Public Radio, in the New Republic, where he was the legal affairs editor, and The New Yorker, where he was a staff writer. The Chicago Tribune named him one of the 10 best magazine journalists in America and a reviewer for the Los Angeles Timescalled him “the nation’s most widely read and influential legal commentator.”
Rosen is the author of six books including, most recently, a biography of William Howard Taft, published as part of the American Presidents Series. His other books include Louis D. Brandeis: American Prophet; The Supreme Court: The Personalities and Rivalries that Defined America; The Most Democratic Branch: How the Courts Serve America; The Naked Crowd: Reclaiming Security and Freedom in an Anxious Age; and The Unwanted Gaze: The Destruction of Privacy in America. He is co-editor of Constitution 3.0: Freedom and Technological Change.
Rosen is a graduate of Harvard College; Oxford University, where he was a Marshall Scholar; and Yale Law School.
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.
Constitutional Scholarship Director and Senior Legal Analyst, Pacific Legal Foundation
Anastasia Boden is Director of Constitutional Scholarship at Pacific Legal Foundation, where she leads the organization’s Supreme Court commentary and directs scholarly analysis in support of the firm’s litigation. She has represented entrepreneurs and small businesses nationwide in challenges to onerous licensing regimes, anti-competitive titling restrictions, Certificate of Need (“competitor’s veto”) laws, and other forms of unnecessary red tape that block economic opportunity.
Prior to this role, Anastasia developed nearly a dozen constitutional challenges to Certificate of Need laws across the country, helping spur legislative reform in Montana, Pennsylvania, and West Virginia. Her victories include a ruling invalidating Houston’s busking restrictions, multiple appellate decisions expanding access to the courts for civil rights plaintiffs, and the legislative repeal of Virginia’s happy-hour advertising ban.
Her writings on law and liberty have been featured in USA Today, The Washington Post, The Wall Street Journal, the Los Angeles Times, the Chicago Tribune, Forbes, and more, and she has appeared on Headline News, CBS News, Fox News, ReasonTV, Newsmax, and John Stossel. In 2020, she was featured on Libertarian Party presidential candidate Jo Jorgensen’s Supreme Court shortlist.
Anastasia earned her BA with dean’s honors from the University of California, Santa Barbara, and her JD from Georgetown University Law Center, where she was research assistant to Professor Randy E. Barnett—the “intellectual godfather” of the constitutional challenge to Obamacare. She is the co-creator of the podcast Dissed, about infamous Supreme Court dissents. She authors the biweekly newsletter SCOTUS Scoop and the column, “In Dissent” for SCOTUSblog.
Senior Counsel, Becket Fund for Religious Liberty
Nick Reaves joined Becket in 2018. His practice centers on First Amendment appellate litigation. Nick has played a leading role in multiple religious freedom cases at the U.S. Supreme Court and has argued in federal appellate and trial courts across the country. He has represented individuals and organizations of many faith traditions—including Sikhs, Jews, Muslims, Hindus, Buddhists, and Christians—in their pursuit of the fundamental right to freely practice their religion.
In 2022, Nick was appointed as a Visiting Clinical Lecturer in Law at Yale Law School, where he co-directs Yale Law School’s Free Exercise Clinic. His scholarly work has been published in the Yale Law Journal Forum, the Harvard Journal of Law & Public Policy Per Curiam, the Virginia Journal of Social Policy & the Law, and the Notre Dame Law Review Reflection, among other leading legal journals. His writing has also been cited by the U.S. Supreme Court.
Recognized as a sought-after voice on religious freedom, Nick has spoken at institutions such as the University of Notre Dame, the University of Virginia, and Princeton Theological Seminary. He has also provided expert testimony before both the U.S. Commission on Civil Rights and the Equal Employment Opportunity Commission.
Before joining Becket, Nick practiced trial and appellate litigation as an associate at Jones Day and clerked for Chief Judge D. Brooks Smith on the U.S. Court of Appeals for the Third Circuit.
Nick earned his J.D. from the University of Virginia School of Law, where he served on the Managing Board of the Virginia Law Review and was elected to the Order of the Coif. He also graduated magna cum laude from the University of Notre Dame as a member of the Glynn Family Honors Program.
Paralegal, Becket
Matthew is a paralegal at the Becket Fund for Religious Liberty, where he's worked since 2022. He supports the attorney team with editing, legal research, and administrative duties.
Before Becket, Matthew’s legal experience included internships with the Federalist Society and the Champaign County Public Defender’s Office.
Matthew graduated from the University of Illinois Urbana-Champaign magna cum laude with a bachelor’s degree in Political Science with minors in Legal Studies and Philosophy. His senior honors thesis empirically evaluated the effects of state legislation on religious liberty litigation.
Outside of work, Matthew has continued studying philosophy, law, and policy. He is currently a Richard John Neuhaus Fellow with the Public Interest Fellowship. Previously, he participated in the Hertog Foundation’s The Supreme Court & American Politics cohort as a Fellow.
In his free time, Matthew enjoys volunteering at his parish, trips to the Library of Congress manuscript room, café hopping with a book in hand around the DMV, and training for the Chicago Marathon.
Vice President and Senior Counsel, The Becket Fund for Religious Liberty
Daniel Blomberg is vice president and senior counsel for Becket. Before joining Becket, he clerked for Chief Judge Alice M. Batchelder of the U.S. Court of Appeals for the Sixth Circuit and served as litigation counsel with the Alliance Defending Freedom. Daniel’s clients have included an international order of nuns, the world’s largest religious media organization, synagogues, members of the U.S. military, religious healthcare ministries, peaceful protestors, halfway houses, religious colleges, state legislators, homeless shelters, religious business owners, an art gallery, and churches. Daniel has represented a wide variety of faith groups, including Anglicans, Baptists, Catholics, Hindus, Hutterites, Jews, Lutherans, Mennonites, Muslims, Presbyterians, Russian Orthodox, and Sikhs. Cases on which he has served as counsel to a party include: Our Lady of Guadalupe v. Morrissey-Berru, 140 S. Ct. 2049 (2020); Roman Catholic Diocese of Brooklyn v. Cuomo, 141 S. Ct. 63 (2020); Zubik v. Burwell, 136 S. Ct. 1557 (2016); Little Sisters of the Poor v. Sebelius, 134 S. Ct. 1022 (2014); Wheaton College v. Burwell, 134 S. Ct. 2806 (2014); Fellowship of Christian Athletes v. SJUSD, 82 F.4th 664 (9th Cir. 2023) (en banc); Singh v. Berger, 56 F.4th 88 (D.C. Cir. 2022); Demkovich v. St. Andrew the Apostle Parish, 3 F.4th 968 (7th Cir. 2021) (en banc); Maxon v. Fuller Theological Seminary, 2021 WL 5882035 (9th Cir. 2021); Intervarsity Christian Fellowship/USA v. University of Iowa, 5 F.4th 855, 867 (8th Cir. 2021); Business Leaders in Christ v. University of Iowa, 991 F.3d 969 (8th Cir. 2021); Whole Woman’s Health v. Smith, 896 F.3d 362 (5th Cir. 2018); Lee v. Sixth Mount Zion Baptist Church, 903 F.3d 113 (3d Cir. 2018); Gagliardi v. TJCV, 889 F.3d 728 (11th Cir. 2018); Harvest Family Church v. FEMA, 2018 WL 386192 (5th Cir. 2018); Fratello v. Archdiocese of New York, 863 F.3d 190 (2d Cir. 2017); Eternal Word Television Network v. U.S. Dep’t of HHS, 756 F.3d 1339 (11th Cir. 2014); InterVarsity Christian Fellowship/USA v. Bd. of Governors of Wayne State Univ., 534 F. Supp. 3d 785 (E.D. Mich. 2021); and Singh v. Carter, 168 F. Supp. 3d 216 (D.D.C. 2016).
Daniel has been featured on CNN, Huffington Post Live, Fox News, EWTN Nightly News, and CBS Evening News.
He earned his J.D. from the University of South Carolina School of Law, graduating magna cum laude. While in law school, Daniel clerked for the South Carolina Attorney General’s Office, served on a South Carolina Supreme Court task force, and interned with Judge J. Michelle Childs of the Circuit Court for the Fifth Judicial Circuit as a part of the Judicial Observation and Education program. He is a Blackstone Fellow. Daniel received his undergraduate degree from Columbia International University. He and his wife have five children and too many animals.
Vice President for Legal Strategy, Stand Together
Casey Mattox is Vice President for Legal Strategy at Stand Together and Senior Advisor at
Americans for Prosperity. In these roles he advocates for and creates strategies and
partnerships to ensure a constitutionally limited government that protects the civil liberties of all
Americans. Prior to joining Stand Together and AFP Casey’s legal career focused on defending
the First Amendment rights of students, faculty, healthcare workers and religious organizations.
Casey has a J.D. from Boston College School of Law and an undergraduate degree from the
University of Virginia. You can find him on Twitter at @CaseyMattox_ and on LinkedIn at
@Casey-Mattox-ST.
Vice President and Senior Counsel, The Becket Fund for Religious Liberty
Daniel Blomberg is vice president and senior counsel for Becket. Before joining Becket, he clerked for Chief Judge Alice M. Batchelder of the U.S. Court of Appeals for the Sixth Circuit and served as litigation counsel with the Alliance Defending Freedom. Daniel’s clients have included an international order of nuns, the world’s largest religious media organization, synagogues, members of the U.S. military, religious healthcare ministries, peaceful protestors, halfway houses, religious colleges, state legislators, homeless shelters, religious business owners, an art gallery, and churches. Daniel has represented a wide variety of faith groups, including Anglicans, Baptists, Catholics, Hindus, Hutterites, Jews, Lutherans, Mennonites, Muslims, Presbyterians, Russian Orthodox, and Sikhs. Cases on which he has served as counsel to a party include: Our Lady of Guadalupe v. Morrissey-Berru, 140 S. Ct. 2049 (2020); Roman Catholic Diocese of Brooklyn v. Cuomo, 141 S. Ct. 63 (2020); Zubik v. Burwell, 136 S. Ct. 1557 (2016); Little Sisters of the Poor v. Sebelius, 134 S. Ct. 1022 (2014); Wheaton College v. Burwell, 134 S. Ct. 2806 (2014); Fellowship of Christian Athletes v. SJUSD, 82 F.4th 664 (9th Cir. 2023) (en banc); Singh v. Berger, 56 F.4th 88 (D.C. Cir. 2022); Demkovich v. St. Andrew the Apostle Parish, 3 F.4th 968 (7th Cir. 2021) (en banc); Maxon v. Fuller Theological Seminary, 2021 WL 5882035 (9th Cir. 2021); Intervarsity Christian Fellowship/USA v. University of Iowa, 5 F.4th 855, 867 (8th Cir. 2021); Business Leaders in Christ v. University of Iowa, 991 F.3d 969 (8th Cir. 2021); Whole Woman’s Health v. Smith, 896 F.3d 362 (5th Cir. 2018); Lee v. Sixth Mount Zion Baptist Church, 903 F.3d 113 (3d Cir. 2018); Gagliardi v. TJCV, 889 F.3d 728 (11th Cir. 2018); Harvest Family Church v. FEMA, 2018 WL 386192 (5th Cir. 2018); Fratello v. Archdiocese of New York, 863 F.3d 190 (2d Cir. 2017); Eternal Word Television Network v. U.S. Dep’t of HHS, 756 F.3d 1339 (11th Cir. 2014); InterVarsity Christian Fellowship/USA v. Bd. of Governors of Wayne State Univ., 534 F. Supp. 3d 785 (E.D. Mich. 2021); and Singh v. Carter, 168 F. Supp. 3d 216 (D.D.C. 2016).
Daniel has been featured on CNN, Huffington Post Live, Fox News, EWTN Nightly News, and CBS Evening News.
He earned his J.D. from the University of South Carolina School of Law, graduating magna cum laude. While in law school, Daniel clerked for the South Carolina Attorney General’s Office, served on a South Carolina Supreme Court task force, and interned with Judge J. Michelle Childs of the Circuit Court for the Fifth Judicial Circuit as a part of the Judicial Observation and Education program. He is a Blackstone Fellow. Daniel received his undergraduate degree from Columbia International University. He and his wife have five children and too many animals.
Vice President for Legal Strategy, Stand Together
Casey Mattox is Vice President for Legal Strategy at Stand Together and Senior Advisor at
Americans for Prosperity. In these roles he advocates for and creates strategies and
partnerships to ensure a constitutionally limited government that protects the civil liberties of all
Americans. Prior to joining Stand Together and AFP Casey’s legal career focused on defending
the First Amendment rights of students, faculty, healthcare workers and religious organizations.
Casey has a J.D. from Boston College School of Law and an undergraduate degree from the
University of Virginia. You can find him on Twitter at @CaseyMattox_ and on LinkedIn at
@Casey-Mattox-ST.
Partner, Lewis Brisbois
Sarah E. Lang is a partner in the New York office of Lewis Brisbois and a member of the Appellate Practice. Ms. Lang has represented clients at all levels of state and federal courts, including the New York State Appellate Division, the Second Circuit Court of Appeals, and the U.S. Supreme Court. The primary focus of her practice is drafting and arguing substantive motions and appeals before the federal courts and New York’s trial and appellate courts in substantive areas including general liability, New York Labor Law, medical malpractice, premises liability, and rideshare and transportation matters, among others. She also has extensive experience representing clients, including religious institutions, in matters arising under Title VII, the First Amendment, RLUIPA, New York’s City and State Human Rights Laws, New York’s Religious Corporations Law, and New York’s Real Property Tax Law. This includes federal jury trial experience and providing preventive advice and counseling. Prior to joining the firm, Ms. Lang clerked on the United States Court of Appeals for the Eighth Circuit, as well as the United States District Court for the Eastern District of North Carolina. She also previously served as an Attorney Advisor for the United States Department of Education.
Supreme Court & Appellate Litigation Chair, Lex Politica; Of Counsel, Alliance Defending Freedom
Erin Morrow Hawley serves as Chair of Lex Politica's Supreme Court and Appellate Practice overseeing the firm’s strategic appellate litigation and critical motions practice in the trial courts. Erin is an experienced litigator who represents clients in constitutional, regulatory, and appellate matters in federal and state courts throughout the country.
Erin has represented dozens of clients before the Supreme Court of the United States, served as lead counsel in high-profile cases raising novel constitutional and statutory issues, and authored numerous successful petitions for certiorari and briefs in opposition. She has argued in state and federal appellate and trial courts throughout the country, including the Supreme Court of the United States. Erin represents diverse clients in high-stakes litigation from state governments to faith-based nonprofits to Fortune 100 companies. She possesses expertise on a wide range of subject matters including administrative law, the First Amendment, religious liberty, federal jurisdiction, federal preemption, equitable jurisdiction, tax law, the Affordable Care Act, and Title IX.
Erin represents clients in cases where public communications strategy is paramount. She is a sought-after speaker and writer, has testified multiple times before Congress, and is a frequent presenter on constitutional and administrative law issues, including at the Oxford Union, the National Federalist Society Convention, and university campuses across the country. She is a frequent commentator to media outlets, including Fox News, MSNBC, the Wall Street Journal, WORLD, USA Today, the Federalist, and the Hill.
Erin previously oversaw Alliance Defending Freedom’s--where she still serves as Of Counsel--litigation strategies to empower women and protect the dignity of life, defend pregnancy centers’ First Amendment rights from government overreach, and safeguard Americans’ freedoms from the ever-encroaching administrative state.
Editor, SCOTUSblog
Assistant Professor of Law, George Mason University, Antonin Scalia Law School
Robert Leider is an Assistant Professor of Law at Antonin Scalia Law School, George Mason University. His scholarly interests are in criminal law, criminal procedure, and constitutional law, especially concerning questions about the use of force and the rule of law. He has written on the law of self-defense, the constitutional allocation of military power, and gun control. Among other places, he has published in the Florida Law Review (forthcoming), the Indiana Law Journal, and the Wall Street Journal.
Before joining Antonin Scalia Law School, Professor Leider was at Arnold & Porter in Washington, DC. He was previously with Mayer Brown LLP and was an Olin-Searle-Smith Fellow at the University of Pennsylvania Law School. He has clerked for Judge Diane S. Sykes, of the U.S. Court of Appeals for the Seventh Circuit, and Justice Clarence Thomas. Professor Leider earned a BA, summa cum laude, from The George Washington University, a JD from Yale Law School, and a PhD in Philosophy (dissertation defended with distinction) from Georgetown University. While at Yale, he served as an articles editor for the Yale Law Journal.
Professor Leider teaches criminal law and torts.
Judge, U.S. Court of Appeals for the Third Circuit
Hon. Jennifer Mascott served as Associate Professor of Law and Director of the Separation of Powers Institute at The Catholic University of America’s Columbus School of Law before her appointment to the federal bench. On July 16, 2025, President Donald J. Trump nominated her to the U.S. Court of Appeals for the Third Circuit (Delaware), and she was confirmed on October 9, 2025.
Prior to her confirmation, Judge Mascott wrote extensively in administrative and constitutional law, statutory interpretation, and the separation of powers. Her scholarship—published in leading journals including the Stanford Law Review, Notre Dame Law Review, and Supreme Court Review—was cited by the U.S. Supreme Court and multiple federal courts. She also contributed Supreme Court commentary for NBC Universal.
Before joining Catholic Law, she was an Assistant Professor and Co-Director of The C. Boyden Gray Center at George Mason University’s Antonin Scalia Law School. In 2022 she became co-author of Beermann, Cass & Diver’s Administrative Law: Cases and Materials (9th ed.). In 2023 she received the Justice Joseph Story Award for excellence in scholarship, teaching, and advancing the rule of law.
Judge Mascott also served as a Council Member of the ABA’s Administrative Law Section and as a Public Member of the Administrative Conference of the United States. She frequently testified before Congress on executive power, regulatory reform, and judicial jurisdiction, and participated in multiple Supreme Court confirmation hearings.
From 2019 to 2021, she took leave from academia to serve as Deputy Assistant Attorney General in the Department of Justice’s Office of Legal Counsel and later as Associate Deputy Attorney General, where she argued federal cases and assisted with Justice Amy Coney Barrett’s confirmation. Earlier in her career, she clerked for Justice Clarence Thomas and for then-Judge Brett M. Kavanaugh on the D.C. Circuit.
Judge Mascott earned her J.D. summa cum laude from the George Washington University Law School and her B.A. from the same institution.
President & CEO, National Constitution Center
Jeffrey Rosen is the President and Chief Executive Officer of the National Constitution Center, a nonpartisan nonprofit organization whose mission is to educate the public about the U.S. Constitution. Located steps from Independence Hall in Historic Philadelphia, the Center engages millions of citizens as an interactive museum, national town hall, and provider of nonpartisan resources for civic education. Rosen became President and CEO in 2013 and has developed the Center’s acclaimed Interactive Constitution, which brings together the top conservative and liberal legal scholars in America to discuss areas of agreement and disagreement about every clause of the Constitution. The online resource has received more than 15 million hits since launching in 2015.
Rosen is also professor at The George Washington University Law School and a contributing editor of The Atlantic. He is a highly regarded journalist whose essays and commentaries have appeared in the New York Times Magazine, on National Public Radio, in the New Republic, where he was the legal affairs editor, and The New Yorker, where he was a staff writer. The Chicago Tribune named him one of the 10 best magazine journalists in America and a reviewer for the Los Angeles Timescalled him “the nation’s most widely read and influential legal commentator.”
Rosen is the author of six books including, most recently, a biography of William Howard Taft, published as part of the American Presidents Series. His other books include Louis D. Brandeis: American Prophet; The Supreme Court: The Personalities and Rivalries that Defined America; The Most Democratic Branch: How the Courts Serve America; The Naked Crowd: Reclaiming Security and Freedom in an Anxious Age; and The Unwanted Gaze: The Destruction of Privacy in America. He is co-editor of Constitution 3.0: Freedom and Technological Change.
Rosen is a graduate of Harvard College; Oxford University, where he was a Marshall Scholar; and Yale Law School.
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.
Lunch with Ilya Shapiro
Kansas City Lawyers Chapter
Kansas City, MOReligious Liberty Pragmatism
Nick Reaves, Matthew Krauter
A review of Thomas C. Berg, Religious Liberty in a Polarized Age (Eerdmans 2023) In...
Litigation Update: FCA v San Jose Unified School Dist.
Daniel Blomberg, Casey Mattox
Fellowship of Christian Athletes v. San Jose Unified School District concerned a Christian student club's...
Litigation Update: FCA v San Jose Unified School Dist.
Daniel Blomberg, Casey Mattox
Fellowship of Christian Athletes v. San Jose Unified School District concerned a Christian student club's...
Litigation Update: FCA v San Jose Unified School Dist.
Groff v. DeJoy: The Death of the “De Minimis” Test Breathes Life Back into Religious Accommodation
Sarah E. Lang
In a unanimous decision last June, the Supreme Court in Groff v. DeJoy heightened the...
Supreme Court Preview: What Is in Store for October Term 2023?
Erin M. Hawley, Sarah Isgur, Robert Leider, Jenn L. Mascott, Jeffrey Rosen, Nicholas Quinn Rosenkranz
On September 26, 2023, the Federalist Society's Faculty Division and Practice Groups will host a panel at the Mayflower...
Supreme Court Preview: What Is in Store for October Term 2023?
Co-Sponsored by the Faculty Division and Practice Groups
Washington, DCTopics
New Legal Analysis: Regulatory Implications of Turning Internet Platforms Into Common Carriers
The content moderation policies of major internet platforms like Facebook and X (formerly Twitter) have...
Freedom of Speech in the Metaverse: Digital Media and the First Amendment
McGeorge Student Chapter
Sacramento, CA