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.
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.
Partner, Cooper & Kirk, PLLC
Pete Patterson is a partner at Cooper & Kirk. His practice includes appellate litigation, constitutional litigation, commercial litigation, and administrative law. In addition, Mr. Patterson for a number of years taught an appellate litigation clinic at the University of Cincinnati College of Law. Mr. Patterson has argued in the U.S. Supreme Court and in nearly every regional federal circuit court of appeals.
Mr. Patterson has extensive experience in complex matters involving important questions of constitutional, statutory, and administrative law. He frequently has represented plaintiffs in cases alleging constitutional or statutory violations by federal, state, and local government officials. He also has represented plaintiffs in class action litigation against corporations and the federal government.
Mr. Patterson joined the firm in 2009. Prior to arriving at Cooper & Kirk, he served as a law clerk to Judge Jeffrey S. Sutton of the United States Court of Appeals for the Sixth Circuit. Mr. Patterson typically works from Cincinnati, Ohio.
Mr. Patterson received his J.D. from Stanford Law School in 2006, earning Order of the Coif honors for finishing in the top 10% of his class. There, he was a member of the Stanford Law Review, serving as an Articles Editor. He also participated in litigation before the United States Supreme Court through the Stanford Supreme Court Litigation Clinic.
Mr. Patterson graduated with University Honors from Carnegie Mellon University in 2000 with a B.S. in Information and Decision Systems. While at Carnegie Mellon, he wrote a regular column for the student newspaper and was a member of the football team.
Partner, Cooper & Kirk, PLLC
Pete Patterson is a partner at Cooper & Kirk. His practice includes appellate litigation, constitutional litigation, commercial litigation, and administrative law. In addition, Mr. Patterson for a number of years taught an appellate litigation clinic at the University of Cincinnati College of Law. Mr. Patterson has argued in the U.S. Supreme Court and in nearly every regional federal circuit court of appeals.
Mr. Patterson has extensive experience in complex matters involving important questions of constitutional, statutory, and administrative law. He frequently has represented plaintiffs in cases alleging constitutional or statutory violations by federal, state, and local government officials. He also has represented plaintiffs in class action litigation against corporations and the federal government.
Mr. Patterson joined the firm in 2009. Prior to arriving at Cooper & Kirk, he served as a law clerk to Judge Jeffrey S. Sutton of the United States Court of Appeals for the Sixth Circuit. Mr. Patterson typically works from Cincinnati, Ohio.
Mr. Patterson received his J.D. from Stanford Law School in 2006, earning Order of the Coif honors for finishing in the top 10% of his class. There, he was a member of the Stanford Law Review, serving as an Articles Editor. He also participated in litigation before the United States Supreme Court through the Stanford Supreme Court Litigation Clinic.
Mr. Patterson graduated with University Honors from Carnegie Mellon University in 2000 with a B.S. in Information and Decision Systems. While at Carnegie Mellon, he wrote a regular column for the student newspaper and was a member of the football team.
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.
Supervising Senior Attorney, Foundation for Individual Rights and Expression (FIRE)
JT joined FIRE after six years of running his own law firm, where he focused on litigating First Amendment, anti-SLAPP, and digital media issues. During that time, JT testified before the Texas legislature on anti-SLAPP issues and advised organizations and officials on legislation and policy affecting freedom of speech and freedom of the press. He has also provided commentary on First Amendment and open government issues in several media outlets, including The Texas Tribune, Capital Tonight, and Vice.
Before opening his own firm, JT practiced at two nationally prominent firms in Washington, D.C., and Austin, Texas.
JT graduated from Vanderbilt University with a double major in computer science and economics. He then earned his law degree from William and Mary Law School.
JT is a member of the Texas, Virginia, and District of Columbia bars. He is also admitted to practice before the Supreme Court of the United States and several United States Courts of Appeals and United States District Courts.
In his free time, JT can usually be found fly fishing, growing hot peppers, and spending time with his family.
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.
Supervising Senior Attorney, Foundation for Individual Rights and Expression (FIRE)
JT joined FIRE after six years of running his own law firm, where he focused on litigating First Amendment, anti-SLAPP, and digital media issues. During that time, JT testified before the Texas legislature on anti-SLAPP issues and advised organizations and officials on legislation and policy affecting freedom of speech and freedom of the press. He has also provided commentary on First Amendment and open government issues in several media outlets, including The Texas Tribune, Capital Tonight, and Vice.
Before opening his own firm, JT practiced at two nationally prominent firms in Washington, D.C., and Austin, Texas.
JT graduated from Vanderbilt University with a double major in computer science and economics. He then earned his law degree from William and Mary Law School.
JT is a member of the Texas, Virginia, and District of Columbia bars. He is also admitted to practice before the Supreme Court of the United States and several United States Courts of Appeals and United States District Courts.
In his free time, JT can usually be found fly fishing, growing hot peppers, and spending time with his family.
Religious Liberty and the Court: Looking Ahead to the 2024-2025 Term
Mark L. Rienzi, William L. Saunders
The Federalist Society is proud to host Mark Rienzi, President of the Becket Fund and...
Religious Liberty and the Court: Looking Ahead to the 2024-2025 Term
Mark L. Rienzi, William L. Saunders
The Federalist Society is proud to host Mark Rienzi, President of the Becket Fund and...
Courthouse Steps Oral Argument: Garland v. VanDerStok
Peter A. Patterson
Garland v. VanDerStok concerns whether the ATF's 2022 update to its regulations under the Gun Control...
Courthouse Steps Oral Argument: Garland v. VanDerStok
Peter A. Patterson
Garland v. VanDerStok concerns whether the ATF's 2022 update to its regulations under the Gun Control...
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Chinese American Citizens Alliance of Greater New York v. Adams: Second Circuit Rules Case Challenging Admissions Policy Change for NYC’s Specialized High Schools Can Move Forward
On September 24, 2024, after nearly six years of litigation, the U.S. Court of Appeals...
Litigation Update: Villarreal v. City of Laredo
Casey Mattox, JT Morris
In Laredo, Texas, officials arrested local journalist and regular government critic Priscilla Villarreal for soliciting...
Litigation Update: Villarreal v. City of Laredo
Casey Mattox, JT Morris
In Laredo, Texas, officials arrested local journalist and regular government critic Priscilla Villarreal for soliciting...
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TikTok v. Garland Oral Argument: Did TikTok Admit It Doesn’t Have First Amendment Rights?
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California's War on Satire and a Victory for the First Amendment
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May Nonprofits Endorse or Oppose Candidates?
For 70 years, the IRS has contended that the so-called Johnson Amendment proscribes any not-for-profit...