President, Becket Fund for Religious Liberty; Professor of Law and Co-Director of the Center for Religious Liberty, Catholic University; Visiting Professor, Harvard Law School
Mark joined the Becket team in 2011 and splits his time as Associate Professor at The Catholic University of America, Columbus School of Law, and as Visiting Professor at Harvard Law School. Mark teaches constitutional law, religious liberty, torts, and evidence. He has been voted Teacher of the Year three years in a row by the Law School’s Student Bar Association.
Mark has broad experience litigating First Amendment religious exercise and free speech cases. He has represented the winning parties in a variety of Supreme Court First Amendment cases including Hobby Lobby, Little Sisters, Wheaton College, and Holt. In January 2014, Mark argued before the Supreme Court in McCullen v. Coakley, a First Amendment challenge to a Massachusetts speech restriction outside of abortion clinics. The Justices ruled in favor of his clients 9-0. Mark also led a successful eight-year litigation battle against Governor Blagojevich’s effort to force religious pharmacists to distribute the morning-after and week-after pills.
Mark’s academic writing focuses on the First and Fourteenth Amendments, and has appeared in a variety of prestigious journals, including the Harvard Law Review.
Mark is a widely sought after speaker on constitutional issues, particularly concerning abortion and the First Amendment. Professor Rienzi has been invited to discuss these issues at Harvard Law School, Columbia University Law School, Georgetown University Law Center, Boston College Law School, Notre Dame Law School, the National Press Club, and the Capitol. He has been quoted on constitutional law issues on NPR, in the Washington Times, The New York Daily News, and the Chicago Sun-Times. Mark has also been featured on the Kelly File, Fox News Sunday, Your World with Neil Cavuto, Geraldo at Large, CNN Tonight, CNN Live, Andrea Mitchell Reports, and Wall Street Journal Live.
Prior to joining Becket, Mark served as counsel for the litigation department and the intellectual property litigation practice group of WilmerHale LLP. His practice focused on complex civil and appellate litigation with a particular emphasis on intellectual property and First Amendment issues. Prior to joining WilmerHale, he served as law clerk to the Hon. Stephen F. Williams, senior circuit judge for the U.S. Court of Appeals for the D.C. Circuit. Prior to that, Mark was an editor of the Harvard Law Review, and earned his J.D. from Harvard Law School and B.A. from Princeton University, both with honors.
Counsel, Becket Fund for Religious Liberty
Amanda Salz is counsel at the Becket Fund for Religious Liberty, where her practice focuses on First Amendment litigation at both the trial and appellate levels. She is also a member of the Federalist Society’s Religious Liberties Executive Committee.
Before joining Becket, Amanda worked as an associate at Morgan, Lewis & Bockius LLP. As a member of the firm’s appellate group, Amanda litigated many cases involving constitutional and administrative issues. In addition to her experience in private practice, Amanda clerked for the Honorable Andrew S. Oldham of the U.S. Court of Appeals for the Fifth Circuit and the Honorable Reed C. O’Connor of the U.S. District Court for the Northern District of Texas.
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.
President, Becket Fund for Religious Liberty; Professor of Law and Co-Director of the Center for Religious Liberty, Catholic University; Visiting Professor, Harvard Law School
Mark joined the Becket team in 2011 and splits his time as Associate Professor at The Catholic University of America, Columbus School of Law, and as Visiting Professor at Harvard Law School. Mark teaches constitutional law, religious liberty, torts, and evidence. He has been voted Teacher of the Year three years in a row by the Law School’s Student Bar Association.
Mark has broad experience litigating First Amendment religious exercise and free speech cases. He has represented the winning parties in a variety of Supreme Court First Amendment cases including Hobby Lobby, Little Sisters, Wheaton College, and Holt. In January 2014, Mark argued before the Supreme Court in McCullen v. Coakley, a First Amendment challenge to a Massachusetts speech restriction outside of abortion clinics. The Justices ruled in favor of his clients 9-0. Mark also led a successful eight-year litigation battle against Governor Blagojevich’s effort to force religious pharmacists to distribute the morning-after and week-after pills.
Mark’s academic writing focuses on the First and Fourteenth Amendments, and has appeared in a variety of prestigious journals, including the Harvard Law Review.
Mark is a widely sought after speaker on constitutional issues, particularly concerning abortion and the First Amendment. Professor Rienzi has been invited to discuss these issues at Harvard Law School, Columbia University Law School, Georgetown University Law Center, Boston College Law School, Notre Dame Law School, the National Press Club, and the Capitol. He has been quoted on constitutional law issues on NPR, in the Washington Times, The New York Daily News, and the Chicago Sun-Times. Mark has also been featured on the Kelly File, Fox News Sunday, Your World with Neil Cavuto, Geraldo at Large, CNN Tonight, CNN Live, Andrea Mitchell Reports, and Wall Street Journal Live.
Prior to joining Becket, Mark served as counsel for the litigation department and the intellectual property litigation practice group of WilmerHale LLP. His practice focused on complex civil and appellate litigation with a particular emphasis on intellectual property and First Amendment issues. Prior to joining WilmerHale, he served as law clerk to the Hon. Stephen F. Williams, senior circuit judge for the U.S. Court of Appeals for the D.C. Circuit. Prior to that, Mark was an editor of the Harvard Law Review, and earned his J.D. from Harvard Law School and B.A. from Princeton University, both with honors.
Director of the Program in Human Rights, Catholic University of America
William L. Saunders is Chair Emeritus of the Religious Liberties Practice Group of the Federalist Society. He is also a religious liberty and human rights scholar as well as director of the Center for Human rights at The Catholic University of America. He is Law Fellow with the Institute for Human Ecology, Professor and Director of the Program in Human Rights in the School of Arts & Sciences and Co-director of the Center for Religious Liberty at the Columbus School of Law. Before joining The Catholic University of America, Mr. Saunders served as Senior Vice President and Senior Counsel with Americans United for Life for ten years. From 1999 to 2009, he was Senior Fellow in Bioethics and Human Rights Counsel at the Family Research Council.
Mr. Saunders attended the University of North Carolina at Chapel Hill on a Morehead scholarship. He obtained his degree in law from the Harvard Law School.
Mr. Saunders was featured in Harvard’s first Guide to Conservative Public Interest Law in 2003 and again in the 2008 edition. He served on Harvard’s Advisory Committee for its 2008 celebration of public interest law. A member of the Supreme Court bar, he has authored numerous legal briefs in state, federal, foreign, and international courts.
Mr. Saunders’ book, Unborn Human Life and Fundamental Rights: Leading Constitutional Cases Under Scrutiny, was published in 2019. His articles and book chapters have been published by the university presses of Harvard, Villanova, Brigham Young, Fordham, Georgetown, Houston, Scranton, and the Catholic University of America, as well as by the Intercollegiate Studies Institute, Freedom House, Greenhaven Press, Rowan & Littlefield, Praeger, St. Augustine’s, and Intervarsity press. He has given lectures and participated in debates at many colleges, universities, and law schools, including Princeton, Harvard, Georgetown, and Notre Dame. He delivered the annual J. Michael Miller Lecture at the University of St. Thomas (on international law) in February 2007, the annual R. Wayne Kraft Memorial Lecture (on bioethics) at DeSales University in February 2004 and the annual James Moore Lecture (on human rights violations in Sudan) at Millikin University in 1999. He has also lectured, and/or has been published, in many foreign countries, including Italy, Germany, Poland, Austria, Spain, Greece, Slovakia, Mexico, Qatar, Malaysia, Romania, the Philippines, Hong Kong, and the United Kingdom.
In addition to speaking and writing frequently on bioethics topics, Mr. Saunders has submitted testimony to the President’s Council on Bioethics, as well as to UNESCO’s Committee on Bioethics, and has briefed Congressional staff and state legislatures. He is a regular columnist for the National Catholic Bioethics Quarterly.
Mr. Saunders has appeared often in the media, including BBC World News, CNN, Fox News, Vatican Radio, and National Public Radio. His articles on issues have appeared in a variety of journals, such as First Things, Human Events, Human Life Review, The Legal Times, Communio, The Family in America: A Journal of Public Policy, Ethics & Medics, and Touchstone.
Mr. Saunders served on the official United States delegation to the UN Special Session on Children in 2001/02. In 2011, he was a speaker at an official briefing at the UN, addressing the topic, why euthanasia is not a human right.
In 2004, he served on the NGO Working Committee in connection with the Doha Intergovernmental Conference for the Family.
Mr. Saunders is Senior Fellow with the Religious Freedom Institute, and Affiliated Scholar with the Pellegrino Center for Clinical Ethics at the Georgetown University School of Medicine. He is President of the Fellowship of Catholic Scholars and a member of the boards of the International Association of Catholic Bioethicists, the International Right to Life Federation, the Institute on Religion and Democracy, and the Society of Catholic Social Scientists.
In 1999, Mr. Saunders founded Sudan Relief and Rescue, Inc., to aid the persecuted church in Sudan. He has worked for and written on behalf of the persecuted church for many years.
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.
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