Senior Vice President, Strategic Initiatives & Special Counsel to the President, Alliance Defending Freedom
Ryan Bangert serves as senior vice president for strategic initiatives and special counsel to the president at Alliance Defending Freedom. He oversees ADF’s regulatory practice, government relations, and corporate engagement teams. He also advises executive leadership with strategic initiatives and appears as counsel for ADF clients.
Before joining ADF, Bangert served as deputy first assistant attorney general and deputy for legal counsel in the office of the Texas attorney general. In those roles, he oversaw the state’s Special Litigation Unit, which handled critical litigation against the federal government, and oversaw multiple divisions within the office. Prior to that, he served as deputy for civil litigation for Missouri Attorney General Josh Hawley, overseeing the state’s civil litigation divisions, including the consumer protection and antitrust divisions, with over 200 attorneys and staff. During his time in government service, Bangert handled a diverse array of matters involving Big Tech, election law, civil rights, multistate antitrust and consumer protection investigations, and many other issues.
Prior to his government service, Bangert was a litigation partner at Baker Botts L.L.P., where he was a member of the firm’s commercial litigation and appellate practice sections. A seasoned trial attorney, The Texas Lawyer ranked the verdict Bangert achieved in the Janvey v. Maldonado case as the #1 verdict in the securities category for 2015-2019, and The National Law Journal ranked it in its “Top 100 Verdicts of 2015.” He was named a “Texas Rising Star” for multiple years by Texas Lawyer and Law and Politics magazines. While at Baker Botts, he was a volunteer attorney for ADF and served as amicus counsel in numerous cases, including Trinity Lutheran v. Comer and Salazar v. Buono, receiving the firm’s Opus Justitae Award in recognition of his outstanding commitment to pro bono service.
Bangert earned his J.D. from Southern Methodist University, where he was a Hatton Sumner’s scholar and graduated first in his class. He also participated in ADF’s Blackstone program and is a Blackstone Fellow. Following law school, he clerked for the Honorable Patrick E. Higginbotham on the Fifth Circuit Court of Appeals.
Bangert is a member of the Philadelphia Society and Federalist Society. He is admitted to practice law in Texas, California (inactive), Missouri (inactive), the U.S. Supreme Court and numerous federal district and appellate courts. A frequent op-ed contributor, his work has appeared in National Review, Daily Wire, The Hill, Washington Examiner, The Federalist, Fox News, and RealClear Religion. He speaks nationally on constitutional, cultural, and religious liberty issues.
General Counsel, xAI and X
John S. Battle Professor of Law, University of Virginia School of Law
Julia D. Mahoney teaches courses in property, government finance, constitutional law and nonprofit organizations. A graduate of Yale Law School, she joined the University of Virginia faculty as an associate professor in 1999 and is now John S. Battle Professor of Law. She has also taught at the University of Southern California Law School and the University of Chicago Law School, and before entering the legal academy, practiced law at the New York firm Wachtell, Lipton, Rosen & Katz. Her scholarly articles include works on land preservation, eminent domain, health care reform and property rights in human biological materials.
New York Alumni Chancellor's Chair in Law, Vanderbilt University Law School
Ganesh Sitaraman teaches and writes about constitutional law, the regulatory state, economic policy, democracy and foreign affairs. He joined the Vanderbilt Law faculty in 2011 and was named to the New York Alumni Chancellor's Chair in Law in 2021.
Sitaraman’s most recent book is The Great Democracy: How to Fix Our Politics, Unrig the Economy, and Unite America (Basic Books, 2019). He is also the co-author, with Anne Alstott, of The Public Option (Harvard Univ. Press, 2019), and the author of The Crisis of the Middle-Class Constitution: Why Economic Inequality Threatens Our Republic (Alfred A. Knopf, 2017), which was one of The New York Times’ 100 notable books of 2017, and The Counterinsurgent’s Constitution: Law in the Age of Small Wars (Oxford University Press, 2012), which won the 2013 Palmer Civil Liberties Prize.
Sitaraman is a public member of the Administrative Conference of the United States, a member of the American Law Institute, a senior fellow at the Center for American Progress, and a co-founder of the Great Democracy Initiative. He serves on the boards of The American Prospect, the American Constitution Society, and Foreign Policy for America. Sitaraman was also a longtime adviser to Elizabeth Warren, including serving as a senior adviser on her 2020 presidential campaign, her senior counsel in the Senate, and her policy director during her 2012 Senate campaign. He has been profiled in The New York Times and Politico for his work at the nexus of politics and ideas.
In 2018, Sitaraman was awarded an Andrew Carnegie Fellowship, and at Vanderbilt, he has been awarded a Chancellor’s Award for Research and a Chancellor’s Faculty Fellowship. In 2016, he was a visiting assistant professor at Yale Law School. Before joining Vanderbilt, Sitaraman was the Public Law Fellow and a lecturer at Harvard Law School, a research fellow at the Counterinsurgency Training Center – Afghanistan in Kabul, and a law clerk for Judge Stephen F. Williams on the U.S. Court of Appeals for the D.C. Circuit.
An Eagle Scout and a Truman Scholar, he earned his A.B. in government magna cum laude from Harvard College, a master’s degree in political thought from Emmanuel College, Cambridge, where he was the Lionel de Jersey Harvard Scholar, and his J.D. magna cum laude from Harvard Law School, where he was an editor of the Harvard Law Review.
Professor of Law, Fordham Law School
Zephyr Teachout is a Professor at Law at Fordham Law School where she focuses on the intersection of corporate power and political power. She teaches corporations, election law, antitrust, and prosecuting white collar crime. Her most recent book, Break 'em Up (2020), makes a case for reimagining the relationship between democracy and antimonopoly law. Her prior book, Corruption in America (2014), argued that the American constitutional system has an embedded anti-corruption principle that has been discarded by the modern Court. Her public writings have appeared in the New York Times, Foreign Affairs, New York Review of Books, Washington Post, The Nation and The New Republic. In 2021, she took a leave to work as Special Advisor and Senior Counsel for Economic Justice at the New York Attorney General's Office. Before Law School, Zephyr Teachout had a career as a digital consultant and nonprofit entrepreneur, and represented clients on death row in North Carolina. She was a Law Clerk to then-Chief Judge Edward R. Becker., of the U.S. Court of Appeals for the Third Circuit.
Senior Vice President, Strategic Initiatives & Special Counsel to the President, Alliance Defending Freedom
Ryan Bangert serves as senior vice president for strategic initiatives and special counsel to the president at Alliance Defending Freedom. He oversees ADF’s regulatory practice, government relations, and corporate engagement teams. He also advises executive leadership with strategic initiatives and appears as counsel for ADF clients.
Before joining ADF, Bangert served as deputy first assistant attorney general and deputy for legal counsel in the office of the Texas attorney general. In those roles, he oversaw the state’s Special Litigation Unit, which handled critical litigation against the federal government, and oversaw multiple divisions within the office. Prior to that, he served as deputy for civil litigation for Missouri Attorney General Josh Hawley, overseeing the state’s civil litigation divisions, including the consumer protection and antitrust divisions, with over 200 attorneys and staff. During his time in government service, Bangert handled a diverse array of matters involving Big Tech, election law, civil rights, multistate antitrust and consumer protection investigations, and many other issues.
Prior to his government service, Bangert was a litigation partner at Baker Botts L.L.P., where he was a member of the firm’s commercial litigation and appellate practice sections. A seasoned trial attorney, The Texas Lawyer ranked the verdict Bangert achieved in the Janvey v. Maldonado case as the #1 verdict in the securities category for 2015-2019, and The National Law Journal ranked it in its “Top 100 Verdicts of 2015.” He was named a “Texas Rising Star” for multiple years by Texas Lawyer and Law and Politics magazines. While at Baker Botts, he was a volunteer attorney for ADF and served as amicus counsel in numerous cases, including Trinity Lutheran v. Comer and Salazar v. Buono, receiving the firm’s Opus Justitae Award in recognition of his outstanding commitment to pro bono service.
Bangert earned his J.D. from Southern Methodist University, where he was a Hatton Sumner’s scholar and graduated first in his class. He also participated in ADF’s Blackstone program and is a Blackstone Fellow. Following law school, he clerked for the Honorable Patrick E. Higginbotham on the Fifth Circuit Court of Appeals.
Bangert is a member of the Philadelphia Society and Federalist Society. He is admitted to practice law in Texas, California (inactive), Missouri (inactive), the U.S. Supreme Court and numerous federal district and appellate courts. A frequent op-ed contributor, his work has appeared in National Review, Daily Wire, The Hill, Washington Examiner, The Federalist, Fox News, and RealClear Religion. He speaks nationally on constitutional, cultural, and religious liberty issues.
General Counsel, xAI and X
John S. Battle Professor of Law, University of Virginia School of Law
Julia D. Mahoney teaches courses in property, government finance, constitutional law and nonprofit organizations. A graduate of Yale Law School, she joined the University of Virginia faculty as an associate professor in 1999 and is now John S. Battle Professor of Law. She has also taught at the University of Southern California Law School and the University of Chicago Law School, and before entering the legal academy, practiced law at the New York firm Wachtell, Lipton, Rosen & Katz. Her scholarly articles include works on land preservation, eminent domain, health care reform and property rights in human biological materials.
New York Alumni Chancellor's Chair in Law, Vanderbilt University Law School
Ganesh Sitaraman teaches and writes about constitutional law, the regulatory state, economic policy, democracy and foreign affairs. He joined the Vanderbilt Law faculty in 2011 and was named to the New York Alumni Chancellor's Chair in Law in 2021.
Sitaraman’s most recent book is The Great Democracy: How to Fix Our Politics, Unrig the Economy, and Unite America (Basic Books, 2019). He is also the co-author, with Anne Alstott, of The Public Option (Harvard Univ. Press, 2019), and the author of The Crisis of the Middle-Class Constitution: Why Economic Inequality Threatens Our Republic (Alfred A. Knopf, 2017), which was one of The New York Times’ 100 notable books of 2017, and The Counterinsurgent’s Constitution: Law in the Age of Small Wars (Oxford University Press, 2012), which won the 2013 Palmer Civil Liberties Prize.
Sitaraman is a public member of the Administrative Conference of the United States, a member of the American Law Institute, a senior fellow at the Center for American Progress, and a co-founder of the Great Democracy Initiative. He serves on the boards of The American Prospect, the American Constitution Society, and Foreign Policy for America. Sitaraman was also a longtime adviser to Elizabeth Warren, including serving as a senior adviser on her 2020 presidential campaign, her senior counsel in the Senate, and her policy director during her 2012 Senate campaign. He has been profiled in The New York Times and Politico for his work at the nexus of politics and ideas.
In 2018, Sitaraman was awarded an Andrew Carnegie Fellowship, and at Vanderbilt, he has been awarded a Chancellor’s Award for Research and a Chancellor’s Faculty Fellowship. In 2016, he was a visiting assistant professor at Yale Law School. Before joining Vanderbilt, Sitaraman was the Public Law Fellow and a lecturer at Harvard Law School, a research fellow at the Counterinsurgency Training Center – Afghanistan in Kabul, and a law clerk for Judge Stephen F. Williams on the U.S. Court of Appeals for the D.C. Circuit.
An Eagle Scout and a Truman Scholar, he earned his A.B. in government magna cum laude from Harvard College, a master’s degree in political thought from Emmanuel College, Cambridge, where he was the Lionel de Jersey Harvard Scholar, and his J.D. magna cum laude from Harvard Law School, where he was an editor of the Harvard Law Review.
Professor of Law, Fordham Law School
Zephyr Teachout is a Professor at Law at Fordham Law School where she focuses on the intersection of corporate power and political power. She teaches corporations, election law, antitrust, and prosecuting white collar crime. Her most recent book, Break 'em Up (2020), makes a case for reimagining the relationship between democracy and antimonopoly law. Her prior book, Corruption in America (2014), argued that the American constitutional system has an embedded anti-corruption principle that has been discarded by the modern Court. Her public writings have appeared in the New York Times, Foreign Affairs, New York Review of Books, Washington Post, The Nation and The New Republic. In 2021, she took a leave to work as Special Advisor and Senior Counsel for Economic Justice at the New York Attorney General's Office. Before Law School, Zephyr Teachout had a career as a digital consultant and nonprofit entrepreneur, and represented clients on death row in North Carolina. She was a Law Clerk to then-Chief Judge Edward R. Becker., of the U.S. Court of Appeals for the Third Circuit.
Executive Vice President, Chief Legal Officer, Gates Corporation
Matthew R. A. Heiman joined the Company in May 2026 and has served as the Company’s Chief Legal Officer and Corporate Secretary since June 2026. As Chief Legal Officer, Mr. Heiman is responsible for all legal functions for Gates, including securities and corporate governance, M&A, litigation, commercial, regulatory, compliance, patents and trademarks, real estate, employment and labor, sustainability and environmental matters. Prior to joining Gates, Mr. Heiman held senior legal leadership roles at Waystar, where he served as Chief Legal & Administrative Officer from 2023 to 2025 and as General Counsel and Corporate Secretary from 2020 to 2023. Prior to that, he was with Johnson Controls, where he served as Vice President, Corporate Secretary, and Associate General Counsel. Mr. Heiman has been a Senior Fellow for the National Security Institute at George Mason University’s Antonin Scalia School of Law since 2018.
Director, International Legal Studies Program, Vanderbilt Law School
Michael Newton is an expert on terrorism, accountability, transnational justice, and conduct of hostilities issues. Over the course of his career, he has published more than 90 books, articles, op-eds and book chapters. He has been an expert witness in terrorism related trials and is admitted to the counsel list of the International Criminal Court, where, in 2018, he helped prepare the appeal of Jean-Pierre Bemba and participated in oral arguments in the Appeals Chamber. At Vanderbilt, he developed and teaches the innovative International Law Practice Lab, which provides expert assistance to judges, lawyers, legislatures, governments, and policy makers around the world. Professor Newton is most recently the editor of The United States Department of Defense Law of War Manual: Commentary and Critique, forthcoming from Cambridge University Press.
An authority on the law of armed conflict, Professor Newton served as the senior adviser to the Ambassador-at-Large for War Crimes Issues in the U.S. State Department from January 1999 to August 2002, during which he implemented a wide range of policy positions, including U.S. support to accountability mechanisms worldwide. He negotiated the “Elements of Crimes” for the International Criminal Court, and was the senior member of the team teaching international law to the first group of Iraqis who began to think about accountability mechanisms and a constitutional structure in November 2000. He shuttled to Baghdad repeatedly to aid international and Iraqi lawyers and jurists in drafting the Statute of the Iraqi High Tribunal while serving as the International Law Adviser to the Judicial Chambers from 2006 to 2008. He began assisting Iraqi officials, victims and civil society groups on legal issues associated with documentation and investigation of crimes committed by Da’esh on Iraqi soil days after Yazidi victims fled towards Mount Sinjar. He was the U.S. representative on the U.N. Planning Mission for the Sierra Leone Special Court and a founding member of its academic consortium. He is an elected member of the International Institute of Humanitarian Law and on the expert roster of Justice Rapid Response. In addition to teaching the Practice Lab, he develops and coordinates externships and educational opportunities for students interested in international legal issues, having supervised more than 150 such opportunities.
Professor Newton has served on the executive council of the American Society of International Law and as an invited expert for the Genocide Prevention Task Force established by the U.S. Holocaust Memorial Museum and the U.S. Institute of Peace. He is currently on the Advisory Board of the ABA International Criminal Court Project.
Professor Newton served in the U.S. Army more than 21 years, beginning with his commission from the U.S. Military Academy in May 1984 as an armor officer in the 4th Battalion, 68th Armor at Fort Carson, Colorado. After his selection for the Funded Legal Education Program, Newton served as chief of operational law with the Army Special Forces Command (Airborne) during Operation Desert Storm, and as the group judge advocate for the 7th Special Forces Group (Airborne). His deployments include Northern Iraq on Operation Provide Comfort to assist Kurdish civilians, and Haiti with 194th Armored Brigade (Separate), where he organized and led human rights and rules of engagement education for multinational forces, including police. He has taught international and operational law at the Judge Advocate General's School and Center in Charlottesville, Virginia, and taught international law at the United States Military Academy at West Point.
Professor Emeritus of Law, Antonin Scalia Law School, George Mason University
Jeremy A. Rabkin is a Professor Emeritus of Law at the Antonin Scalia Law School, George Mason University. Before joining the faculty in June 2007, he was for over two decades a professor in the Department of Government at Cornell University. Professor Rabkin serves on the board of directors of the Center for Individual Rights, a public interest law firm based in Washington, D.C. Previously he was a board member of the U.S. Institute of Peace and the board of academic advisors of the American Enterprise Institute.
Professor Rabkin’s books include Law Without Nations? (Princeton University Press, 2005). He authored “If You Need a Friend, Don’t Call a Cosmopolitan,” a chapter in Varieties of Sovereignty and Citizenship (Sigal R. Ben-Porath & Rogers M. Smith eds., University of Pennsylvania Press, 2012). His articles have appeared in major law reviews and political science journals and his journalistic contributions in a range of magazines and newspapers, including the Washington Post and the Wall Street Journal.
US Department of State, Ambassador At-Large for Global Criminal Justice
Dr. Beth Van Schaack was sworn in as the Department’s sixth Ambassador-at-Large for Global Criminal Justice (GCJ) on March 17, 2022. In this role, she advises the Secretary of State and other Department leadership on issues related to the prevention of and response to atrocity crimes, including war crimes, crimes against humanity, and genocide.
Ambassador Van Schaack served as Deputy to the Ambassador-at-Large in GCJ from 2012 to 2013. Prior to returning to public service in 2022, Ambassador Van Schaack was the Leah Kaplan Visiting Professor in Human Rights at Stanford Law School, where she taught international criminal law, human rights, human trafficking, and a policy lab on Legal & Policy Tools for Preventing Atrocities. In addition, she directed Stanford’s International Human Rights & Conflict Resolution Clinic. Ambassador Van Schaack began her academic career at Santa Clara University School of Law, where, in addition to teaching and writing on international human rights issues, she served as the Academic Adviser to the United States interagency delegation to the International Criminal Court Review Conference in Kampala, Uganda. Earlier in her career, she was a practicing lawyer at Morrison & Foerster, LLP; the Center for Justice & Accountability, a human rights law firm; and the Office of the Prosecutor of the International Criminal Tribunals for Rwanda and the Former Yugoslavia in The Hague.
Ambassador Van Schaack has published numerous articles and papers on international human rights and justice issues, including her 2020 thesis, Imagining Justice for Syria (Oxford University Press). From 2014 to 2022, she served as Executive Editor for Just Security, an online forum for the analysis of national security, foreign policy, and rights. She is a graduate of Stanford (BA), Yale (JD) and Leiden (PhD) Universities.
Milton R. Underwood Chair in Free Enterprise, Vanderbilt University Law School
Brian Fitzpatrick is the Milton R. Underwood Chair in Free Enterprise and Professor of Law at Vanderbilt Law School, where his research focuses on class action litigation, federal courts, judicial selection, and constitutional law. He is best known for his empirical studies of class action settlements as well as his book The Conservative Case for Class Actions (University of Chicago Press, 2019). Professor Fitzpatrick joined Vanderbilt's law faculty in 2007 after serving as the John M. Olin Fellow at New York University School of Law. He graduated first in his class from Harvard Law School and went on to clerk for Judge Diarmuid O'Scannlain on the U.S. Court of Appeals for the Ninth Circuit and Justice Antonin Scalia on the U.S. Supreme Court. After his clerkships, Professor Fitzpatrick practiced commercial and appellate litigation for several years at Sidley Austin in Washington, D.C., and served as Special Counsel for Supreme Court Nominations to U.S. Senator John Cornyn. Before earning his law degree, Fitzpatrick graduated summa cum laude with a bachelor's of science in chemical engineering from the University of Notre Dame. He has received the Hall-Hartman Outstanding Professor Award, which recognizes excellence in classroom teaching, for his Civil Procedure and Federal Courts courses.
Partner, Keller Postman
Ashley Keller is one of the founding Partners of Keller Postman LLC. An experienced trial and appellate lawyer, Ashley helps set strategic direction across virtually all of the firm’s cases. He represents clients in a wide variety of practice areas and types of claims, including product-liability, antitrust, class action, and arbitration matters.
Ashley is one of the leaders of Keller Postman’s national product-liability practice. He leverages his ability to detangle complex concepts and develop novel legal theories to support individual client matters and as counsel on numerous product-liability multidistrict litigation matters. He chairs the plaintiffs’ Law & Briefing Committee in the Zantac (Ranitidine) Product Liability MDL in the U.S. District Court for the Southern District of Florida.
Ashley also litigates complex antitrust and class action matters. Among his notable cases, Ashley represents numerous States in antitrust litigation against Google for monopolizing products and services used by advertisers and publishers in online-display advertising.
Ashley also has played a central role in developing the firm’s pioneering arbitration practice, which includes pursuing individual arbitrations for clients whose claims are subject to arbitration clauses with class-action waivers. In part through managing the complexity of pursuing these individual claims simultaneously, the firm has secured millions in settlements for more than 500,000 employees and consumers.
Before launching Keller Postman, Ashley co-founded the litigation finance firm Gerchen Keller Capital, which grew to more than $1.3 billion in assets under management and was the world’s largest private investment manager focused on legal and regulatory risk prior to being acquired by Burford Capital in 2016.
Previously, Ashley was a partner at Bartlit Beck Herman Palenchar & Scott LLP, The American Lawyer’s litigation boutique of the year. While there, he handled various trial and appellate matters involving multi-billion-dollar securities and patent cases, contract disputes, mass torts, and class actions.
Ashley also worked as an analyst at Alyeska Investment Group, a Chicago-based market-neutral hedge fund, where he focused on investments in companies facing litigation and other complicated regulatory matters.
Ashley was named a 2021 Plaintiffs’ Lawyers Trailblazer by the National Law Journal. He is also listed on Lawdragon’s 500 Leading Lawyers in America, Lawdragon’s 500 Leading Plaintiff Consumer Lawyers, Lawdragon’s Leading Plaintiff Financial Lawyers, National Trial Lawyers’ Top 100, and Illinois Super Lawyers.
Ashley was a law clerk for Justice Anthony M. Kennedy at the Supreme Court of the United States and Judge Richard Posner at the U.S. Court of Appeals for the Seventh Circuit. He graduated magna cum laude from Harvard College, received his M.B.A. from the University of Chicago Booth School of Business and received his J.D. from the University of Chicago Law School, where he graduated first in his class.
Counsel, Keller Postman LLC
John Masslon is a Counsel at Keller Postman LLC, where he works on a broad range of disputes, including products liability and consumer protections suits. He helps develop legal strategies, writes briefs, and presents argument on legal questions. Before joining Keller Postman, John was senior litigation counsel at Washington Legal Foundation. There, he wrote about 100 amicus briefs supporting free enterprise in courts across the country. He filed the first amicus brief in the Supreme Court supporting the challenge to OSHA’s vaccine mandate. He also filed a brief supporting ending the in-house proceedings at the Securities and Exchange Commission. Previously, John served as assistant solicitor general in a state attorney general’s office. There, he was first chair in a federal trial challenging a state election law that was ultimately upheld. He also wrote the briefs that convinced the state supreme court to uphold the State’s right-to-work statute.
John obtained his B.S. in economics with a minor in mathematical sciences from Clemson University. He then received his J.D. and LL.M. in Taxation from Georgetown University Law Center. After law school, John worked for Judge Arthur J. Schwab of the United States District Court for the Western District of Pennsylvania and clerked for Judge Judith Ference Olson of the Superior Court of Pennsylvania.
Milton R. Underwood Chair in Free Enterprise, Vanderbilt University Law School
Brian Fitzpatrick is the Milton R. Underwood Chair in Free Enterprise and Professor of Law at Vanderbilt Law School, where his research focuses on class action litigation, federal courts, judicial selection, and constitutional law. He is best known for his empirical studies of class action settlements as well as his book The Conservative Case for Class Actions (University of Chicago Press, 2019). Professor Fitzpatrick joined Vanderbilt's law faculty in 2007 after serving as the John M. Olin Fellow at New York University School of Law. He graduated first in his class from Harvard Law School and went on to clerk for Judge Diarmuid O'Scannlain on the U.S. Court of Appeals for the Ninth Circuit and Justice Antonin Scalia on the U.S. Supreme Court. After his clerkships, Professor Fitzpatrick practiced commercial and appellate litigation for several years at Sidley Austin in Washington, D.C., and served as Special Counsel for Supreme Court Nominations to U.S. Senator John Cornyn. Before earning his law degree, Fitzpatrick graduated summa cum laude with a bachelor's of science in chemical engineering from the University of Notre Dame. He has received the Hall-Hartman Outstanding Professor Award, which recognizes excellence in classroom teaching, for his Civil Procedure and Federal Courts courses.
Partner, Keller Postman
Ashley Keller is one of the founding Partners of Keller Postman LLC. An experienced trial and appellate lawyer, Ashley helps set strategic direction across virtually all of the firm’s cases. He represents clients in a wide variety of practice areas and types of claims, including product-liability, antitrust, class action, and arbitration matters.
Ashley is one of the leaders of Keller Postman’s national product-liability practice. He leverages his ability to detangle complex concepts and develop novel legal theories to support individual client matters and as counsel on numerous product-liability multidistrict litigation matters. He chairs the plaintiffs’ Law & Briefing Committee in the Zantac (Ranitidine) Product Liability MDL in the U.S. District Court for the Southern District of Florida.
Ashley also litigates complex antitrust and class action matters. Among his notable cases, Ashley represents numerous States in antitrust litigation against Google for monopolizing products and services used by advertisers and publishers in online-display advertising.
Ashley also has played a central role in developing the firm’s pioneering arbitration practice, which includes pursuing individual arbitrations for clients whose claims are subject to arbitration clauses with class-action waivers. In part through managing the complexity of pursuing these individual claims simultaneously, the firm has secured millions in settlements for more than 500,000 employees and consumers.
Before launching Keller Postman, Ashley co-founded the litigation finance firm Gerchen Keller Capital, which grew to more than $1.3 billion in assets under management and was the world’s largest private investment manager focused on legal and regulatory risk prior to being acquired by Burford Capital in 2016.
Previously, Ashley was a partner at Bartlit Beck Herman Palenchar & Scott LLP, The American Lawyer’s litigation boutique of the year. While there, he handled various trial and appellate matters involving multi-billion-dollar securities and patent cases, contract disputes, mass torts, and class actions.
Ashley also worked as an analyst at Alyeska Investment Group, a Chicago-based market-neutral hedge fund, where he focused on investments in companies facing litigation and other complicated regulatory matters.
Ashley was named a 2021 Plaintiffs’ Lawyers Trailblazer by the National Law Journal. He is also listed on Lawdragon’s 500 Leading Lawyers in America, Lawdragon’s 500 Leading Plaintiff Consumer Lawyers, Lawdragon’s Leading Plaintiff Financial Lawyers, National Trial Lawyers’ Top 100, and Illinois Super Lawyers.
Ashley was a law clerk for Justice Anthony M. Kennedy at the Supreme Court of the United States and Judge Richard Posner at the U.S. Court of Appeals for the Seventh Circuit. He graduated magna cum laude from Harvard College, received his M.B.A. from the University of Chicago Booth School of Business and received his J.D. from the University of Chicago Law School, where he graduated first in his class.
Counsel, Keller Postman LLC
John Masslon is a Counsel at Keller Postman LLC, where he works on a broad range of disputes, including products liability and consumer protections suits. He helps develop legal strategies, writes briefs, and presents argument on legal questions. Before joining Keller Postman, John was senior litigation counsel at Washington Legal Foundation. There, he wrote about 100 amicus briefs supporting free enterprise in courts across the country. He filed the first amicus brief in the Supreme Court supporting the challenge to OSHA’s vaccine mandate. He also filed a brief supporting ending the in-house proceedings at the Securities and Exchange Commission. Previously, John served as assistant solicitor general in a state attorney general’s office. There, he was first chair in a federal trial challenging a state election law that was ultimately upheld. He also wrote the briefs that convinced the state supreme court to uphold the State’s right-to-work statute.
John obtained his B.S. in economics with a minor in mathematical sciences from Clemson University. He then received his J.D. and LL.M. in Taxation from Georgetown University Law Center. After law school, John worked for Judge Arthur J. Schwab of the United States District Court for the Western District of Pennsylvania and clerked for Judge Judith Ference Olson of the Superior Court of Pennsylvania.
Senior Vice President, Strategic Initiatives & Special Counsel to the President, Alliance Defending Freedom
Ryan Bangert serves as senior vice president for strategic initiatives and special counsel to the president at Alliance Defending Freedom. He oversees ADF’s regulatory practice, government relations, and corporate engagement teams. He also advises executive leadership with strategic initiatives and appears as counsel for ADF clients.
Before joining ADF, Bangert served as deputy first assistant attorney general and deputy for legal counsel in the office of the Texas attorney general. In those roles, he oversaw the state’s Special Litigation Unit, which handled critical litigation against the federal government, and oversaw multiple divisions within the office. Prior to that, he served as deputy for civil litigation for Missouri Attorney General Josh Hawley, overseeing the state’s civil litigation divisions, including the consumer protection and antitrust divisions, with over 200 attorneys and staff. During his time in government service, Bangert handled a diverse array of matters involving Big Tech, election law, civil rights, multistate antitrust and consumer protection investigations, and many other issues.
Prior to his government service, Bangert was a litigation partner at Baker Botts L.L.P., where he was a member of the firm’s commercial litigation and appellate practice sections. A seasoned trial attorney, The Texas Lawyer ranked the verdict Bangert achieved in the Janvey v. Maldonado case as the #1 verdict in the securities category for 2015-2019, and The National Law Journal ranked it in its “Top 100 Verdicts of 2015.” He was named a “Texas Rising Star” for multiple years by Texas Lawyer and Law and Politics magazines. While at Baker Botts, he was a volunteer attorney for ADF and served as amicus counsel in numerous cases, including Trinity Lutheran v. Comer and Salazar v. Buono, receiving the firm’s Opus Justitae Award in recognition of his outstanding commitment to pro bono service.
Bangert earned his J.D. from Southern Methodist University, where he was a Hatton Sumner’s scholar and graduated first in his class. He also participated in ADF’s Blackstone program and is a Blackstone Fellow. Following law school, he clerked for the Honorable Patrick E. Higginbotham on the Fifth Circuit Court of Appeals.
Bangert is a member of the Philadelphia Society and Federalist Society. He is admitted to practice law in Texas, California (inactive), Missouri (inactive), the U.S. Supreme Court and numerous federal district and appellate courts. A frequent op-ed contributor, his work has appeared in National Review, Daily Wire, The Hill, Washington Examiner, The Federalist, Fox News, and RealClear Religion. He speaks nationally on constitutional, cultural, and religious liberty issues.
General Counsel, xAI and X
John S. Battle Professor of Law, University of Virginia School of Law
Julia D. Mahoney teaches courses in property, government finance, constitutional law and nonprofit organizations. A graduate of Yale Law School, she joined the University of Virginia faculty as an associate professor in 1999 and is now John S. Battle Professor of Law. She has also taught at the University of Southern California Law School and the University of Chicago Law School, and before entering the legal academy, practiced law at the New York firm Wachtell, Lipton, Rosen & Katz. Her scholarly articles include works on land preservation, eminent domain, health care reform and property rights in human biological materials.
New York Alumni Chancellor's Chair in Law, Vanderbilt University Law School
Ganesh Sitaraman teaches and writes about constitutional law, the regulatory state, economic policy, democracy and foreign affairs. He joined the Vanderbilt Law faculty in 2011 and was named to the New York Alumni Chancellor's Chair in Law in 2021.
Sitaraman’s most recent book is The Great Democracy: How to Fix Our Politics, Unrig the Economy, and Unite America (Basic Books, 2019). He is also the co-author, with Anne Alstott, of The Public Option (Harvard Univ. Press, 2019), and the author of The Crisis of the Middle-Class Constitution: Why Economic Inequality Threatens Our Republic (Alfred A. Knopf, 2017), which was one of The New York Times’ 100 notable books of 2017, and The Counterinsurgent’s Constitution: Law in the Age of Small Wars (Oxford University Press, 2012), which won the 2013 Palmer Civil Liberties Prize.
Sitaraman is a public member of the Administrative Conference of the United States, a member of the American Law Institute, a senior fellow at the Center for American Progress, and a co-founder of the Great Democracy Initiative. He serves on the boards of The American Prospect, the American Constitution Society, and Foreign Policy for America. Sitaraman was also a longtime adviser to Elizabeth Warren, including serving as a senior adviser on her 2020 presidential campaign, her senior counsel in the Senate, and her policy director during her 2012 Senate campaign. He has been profiled in The New York Times and Politico for his work at the nexus of politics and ideas.
In 2018, Sitaraman was awarded an Andrew Carnegie Fellowship, and at Vanderbilt, he has been awarded a Chancellor’s Award for Research and a Chancellor’s Faculty Fellowship. In 2016, he was a visiting assistant professor at Yale Law School. Before joining Vanderbilt, Sitaraman was the Public Law Fellow and a lecturer at Harvard Law School, a research fellow at the Counterinsurgency Training Center – Afghanistan in Kabul, and a law clerk for Judge Stephen F. Williams on the U.S. Court of Appeals for the D.C. Circuit.
An Eagle Scout and a Truman Scholar, he earned his A.B. in government magna cum laude from Harvard College, a master’s degree in political thought from Emmanuel College, Cambridge, where he was the Lionel de Jersey Harvard Scholar, and his J.D. magna cum laude from Harvard Law School, where he was an editor of the Harvard Law Review.
Professor of Law, Fordham Law School
Zephyr Teachout is a Professor at Law at Fordham Law School where she focuses on the intersection of corporate power and political power. She teaches corporations, election law, antitrust, and prosecuting white collar crime. Her most recent book, Break 'em Up (2020), makes a case for reimagining the relationship between democracy and antimonopoly law. Her prior book, Corruption in America (2014), argued that the American constitutional system has an embedded anti-corruption principle that has been discarded by the modern Court. Her public writings have appeared in the New York Times, Foreign Affairs, New York Review of Books, Washington Post, The Nation and The New Republic. In 2021, she took a leave to work as Special Advisor and Senior Counsel for Economic Justice at the New York Attorney General's Office. Before Law School, Zephyr Teachout had a career as a digital consultant and nonprofit entrepreneur, and represented clients on death row in North Carolina. She was a Law Clerk to then-Chief Judge Edward R. Becker., of the U.S. Court of Appeals for the Third Circuit.
Executive Vice President, Chief Legal Officer, Gates Corporation
Matthew R. A. Heiman joined the Company in May 2026 and has served as the Company’s Chief Legal Officer and Corporate Secretary since June 2026. As Chief Legal Officer, Mr. Heiman is responsible for all legal functions for Gates, including securities and corporate governance, M&A, litigation, commercial, regulatory, compliance, patents and trademarks, real estate, employment and labor, sustainability and environmental matters. Prior to joining Gates, Mr. Heiman held senior legal leadership roles at Waystar, where he served as Chief Legal & Administrative Officer from 2023 to 2025 and as General Counsel and Corporate Secretary from 2020 to 2023. Prior to that, he was with Johnson Controls, where he served as Vice President, Corporate Secretary, and Associate General Counsel. Mr. Heiman has been a Senior Fellow for the National Security Institute at George Mason University’s Antonin Scalia School of Law since 2018.
Director, International Legal Studies Program, Vanderbilt Law School
Michael Newton is an expert on terrorism, accountability, transnational justice, and conduct of hostilities issues. Over the course of his career, he has published more than 90 books, articles, op-eds and book chapters. He has been an expert witness in terrorism related trials and is admitted to the counsel list of the International Criminal Court, where, in 2018, he helped prepare the appeal of Jean-Pierre Bemba and participated in oral arguments in the Appeals Chamber. At Vanderbilt, he developed and teaches the innovative International Law Practice Lab, which provides expert assistance to judges, lawyers, legislatures, governments, and policy makers around the world. Professor Newton is most recently the editor of The United States Department of Defense Law of War Manual: Commentary and Critique, forthcoming from Cambridge University Press.
An authority on the law of armed conflict, Professor Newton served as the senior adviser to the Ambassador-at-Large for War Crimes Issues in the U.S. State Department from January 1999 to August 2002, during which he implemented a wide range of policy positions, including U.S. support to accountability mechanisms worldwide. He negotiated the “Elements of Crimes” for the International Criminal Court, and was the senior member of the team teaching international law to the first group of Iraqis who began to think about accountability mechanisms and a constitutional structure in November 2000. He shuttled to Baghdad repeatedly to aid international and Iraqi lawyers and jurists in drafting the Statute of the Iraqi High Tribunal while serving as the International Law Adviser to the Judicial Chambers from 2006 to 2008. He began assisting Iraqi officials, victims and civil society groups on legal issues associated with documentation and investigation of crimes committed by Da’esh on Iraqi soil days after Yazidi victims fled towards Mount Sinjar. He was the U.S. representative on the U.N. Planning Mission for the Sierra Leone Special Court and a founding member of its academic consortium. He is an elected member of the International Institute of Humanitarian Law and on the expert roster of Justice Rapid Response. In addition to teaching the Practice Lab, he develops and coordinates externships and educational opportunities for students interested in international legal issues, having supervised more than 150 such opportunities.
Professor Newton has served on the executive council of the American Society of International Law and as an invited expert for the Genocide Prevention Task Force established by the U.S. Holocaust Memorial Museum and the U.S. Institute of Peace. He is currently on the Advisory Board of the ABA International Criminal Court Project.
Professor Newton served in the U.S. Army more than 21 years, beginning with his commission from the U.S. Military Academy in May 1984 as an armor officer in the 4th Battalion, 68th Armor at Fort Carson, Colorado. After his selection for the Funded Legal Education Program, Newton served as chief of operational law with the Army Special Forces Command (Airborne) during Operation Desert Storm, and as the group judge advocate for the 7th Special Forces Group (Airborne). His deployments include Northern Iraq on Operation Provide Comfort to assist Kurdish civilians, and Haiti with 194th Armored Brigade (Separate), where he organized and led human rights and rules of engagement education for multinational forces, including police. He has taught international and operational law at the Judge Advocate General's School and Center in Charlottesville, Virginia, and taught international law at the United States Military Academy at West Point.
Professor Emeritus of Law, Antonin Scalia Law School, George Mason University
Jeremy A. Rabkin is a Professor Emeritus of Law at the Antonin Scalia Law School, George Mason University. Before joining the faculty in June 2007, he was for over two decades a professor in the Department of Government at Cornell University. Professor Rabkin serves on the board of directors of the Center for Individual Rights, a public interest law firm based in Washington, D.C. Previously he was a board member of the U.S. Institute of Peace and the board of academic advisors of the American Enterprise Institute.
Professor Rabkin’s books include Law Without Nations? (Princeton University Press, 2005). He authored “If You Need a Friend, Don’t Call a Cosmopolitan,” a chapter in Varieties of Sovereignty and Citizenship (Sigal R. Ben-Porath & Rogers M. Smith eds., University of Pennsylvania Press, 2012). His articles have appeared in major law reviews and political science journals and his journalistic contributions in a range of magazines and newspapers, including the Washington Post and the Wall Street Journal.
US Department of State, Ambassador At-Large for Global Criminal Justice
Dr. Beth Van Schaack was sworn in as the Department’s sixth Ambassador-at-Large for Global Criminal Justice (GCJ) on March 17, 2022. In this role, she advises the Secretary of State and other Department leadership on issues related to the prevention of and response to atrocity crimes, including war crimes, crimes against humanity, and genocide.
Ambassador Van Schaack served as Deputy to the Ambassador-at-Large in GCJ from 2012 to 2013. Prior to returning to public service in 2022, Ambassador Van Schaack was the Leah Kaplan Visiting Professor in Human Rights at Stanford Law School, where she taught international criminal law, human rights, human trafficking, and a policy lab on Legal & Policy Tools for Preventing Atrocities. In addition, she directed Stanford’s International Human Rights & Conflict Resolution Clinic. Ambassador Van Schaack began her academic career at Santa Clara University School of Law, where, in addition to teaching and writing on international human rights issues, she served as the Academic Adviser to the United States interagency delegation to the International Criminal Court Review Conference in Kampala, Uganda. Earlier in her career, she was a practicing lawyer at Morrison & Foerster, LLP; the Center for Justice & Accountability, a human rights law firm; and the Office of the Prosecutor of the International Criminal Tribunals for Rwanda and the Former Yugoslavia in The Hague.
Ambassador Van Schaack has published numerous articles and papers on international human rights and justice issues, including her 2020 thesis, Imagining Justice for Syria (Oxford University Press). From 2014 to 2022, she served as Executive Editor for Just Security, an online forum for the analysis of national security, foreign policy, and rights. She is a graduate of Stanford (BA), Yale (JD) and Leiden (PhD) Universities.
Milton R. Underwood Chair in Free Enterprise, Vanderbilt University Law School
Brian Fitzpatrick is the Milton R. Underwood Chair in Free Enterprise and Professor of Law at Vanderbilt Law School, where his research focuses on class action litigation, federal courts, judicial selection, and constitutional law. He is best known for his empirical studies of class action settlements as well as his book The Conservative Case for Class Actions (University of Chicago Press, 2019). Professor Fitzpatrick joined Vanderbilt's law faculty in 2007 after serving as the John M. Olin Fellow at New York University School of Law. He graduated first in his class from Harvard Law School and went on to clerk for Judge Diarmuid O'Scannlain on the U.S. Court of Appeals for the Ninth Circuit and Justice Antonin Scalia on the U.S. Supreme Court. After his clerkships, Professor Fitzpatrick practiced commercial and appellate litigation for several years at Sidley Austin in Washington, D.C., and served as Special Counsel for Supreme Court Nominations to U.S. Senator John Cornyn. Before earning his law degree, Fitzpatrick graduated summa cum laude with a bachelor's of science in chemical engineering from the University of Notre Dame. He has received the Hall-Hartman Outstanding Professor Award, which recognizes excellence in classroom teaching, for his Civil Procedure and Federal Courts courses.
Partner, Keller Postman
Ashley Keller is one of the founding Partners of Keller Postman LLC. An experienced trial and appellate lawyer, Ashley helps set strategic direction across virtually all of the firm’s cases. He represents clients in a wide variety of practice areas and types of claims, including product-liability, antitrust, class action, and arbitration matters.
Ashley is one of the leaders of Keller Postman’s national product-liability practice. He leverages his ability to detangle complex concepts and develop novel legal theories to support individual client matters and as counsel on numerous product-liability multidistrict litigation matters. He chairs the plaintiffs’ Law & Briefing Committee in the Zantac (Ranitidine) Product Liability MDL in the U.S. District Court for the Southern District of Florida.
Ashley also litigates complex antitrust and class action matters. Among his notable cases, Ashley represents numerous States in antitrust litigation against Google for monopolizing products and services used by advertisers and publishers in online-display advertising.
Ashley also has played a central role in developing the firm’s pioneering arbitration practice, which includes pursuing individual arbitrations for clients whose claims are subject to arbitration clauses with class-action waivers. In part through managing the complexity of pursuing these individual claims simultaneously, the firm has secured millions in settlements for more than 500,000 employees and consumers.
Before launching Keller Postman, Ashley co-founded the litigation finance firm Gerchen Keller Capital, which grew to more than $1.3 billion in assets under management and was the world’s largest private investment manager focused on legal and regulatory risk prior to being acquired by Burford Capital in 2016.
Previously, Ashley was a partner at Bartlit Beck Herman Palenchar & Scott LLP, The American Lawyer’s litigation boutique of the year. While there, he handled various trial and appellate matters involving multi-billion-dollar securities and patent cases, contract disputes, mass torts, and class actions.
Ashley also worked as an analyst at Alyeska Investment Group, a Chicago-based market-neutral hedge fund, where he focused on investments in companies facing litigation and other complicated regulatory matters.
Ashley was named a 2021 Plaintiffs’ Lawyers Trailblazer by the National Law Journal. He is also listed on Lawdragon’s 500 Leading Lawyers in America, Lawdragon’s 500 Leading Plaintiff Consumer Lawyers, Lawdragon’s Leading Plaintiff Financial Lawyers, National Trial Lawyers’ Top 100, and Illinois Super Lawyers.
Ashley was a law clerk for Justice Anthony M. Kennedy at the Supreme Court of the United States and Judge Richard Posner at the U.S. Court of Appeals for the Seventh Circuit. He graduated magna cum laude from Harvard College, received his M.B.A. from the University of Chicago Booth School of Business and received his J.D. from the University of Chicago Law School, where he graduated first in his class.
Counsel, Keller Postman LLC
John Masslon is a Counsel at Keller Postman LLC, where he works on a broad range of disputes, including products liability and consumer protections suits. He helps develop legal strategies, writes briefs, and presents argument on legal questions. Before joining Keller Postman, John was senior litigation counsel at Washington Legal Foundation. There, he wrote about 100 amicus briefs supporting free enterprise in courts across the country. He filed the first amicus brief in the Supreme Court supporting the challenge to OSHA’s vaccine mandate. He also filed a brief supporting ending the in-house proceedings at the Securities and Exchange Commission. Previously, John served as assistant solicitor general in a state attorney general’s office. There, he was first chair in a federal trial challenging a state election law that was ultimately upheld. He also wrote the briefs that convinced the state supreme court to uphold the State’s right-to-work statute.
John obtained his B.S. in economics with a minor in mathematical sciences from Clemson University. He then received his J.D. and LL.M. in Taxation from Georgetown University Law Center. After law school, John worked for Judge Arthur J. Schwab of the United States District Court for the Western District of Pennsylvania and clerked for Judge Judith Ference Olson of the Superior Court of Pennsylvania.
Milton R. Underwood Chair in Free Enterprise, Vanderbilt University Law School
Brian Fitzpatrick is the Milton R. Underwood Chair in Free Enterprise and Professor of Law at Vanderbilt Law School, where his research focuses on class action litigation, federal courts, judicial selection, and constitutional law. He is best known for his empirical studies of class action settlements as well as his book The Conservative Case for Class Actions (University of Chicago Press, 2019). Professor Fitzpatrick joined Vanderbilt's law faculty in 2007 after serving as the John M. Olin Fellow at New York University School of Law. He graduated first in his class from Harvard Law School and went on to clerk for Judge Diarmuid O'Scannlain on the U.S. Court of Appeals for the Ninth Circuit and Justice Antonin Scalia on the U.S. Supreme Court. After his clerkships, Professor Fitzpatrick practiced commercial and appellate litigation for several years at Sidley Austin in Washington, D.C., and served as Special Counsel for Supreme Court Nominations to U.S. Senator John Cornyn. Before earning his law degree, Fitzpatrick graduated summa cum laude with a bachelor's of science in chemical engineering from the University of Notre Dame. He has received the Hall-Hartman Outstanding Professor Award, which recognizes excellence in classroom teaching, for his Civil Procedure and Federal Courts courses.
NetChoice and the Future of State Regulation of Big Tech
Ryan L. Bangert, James M. Burnham, Julia D. Mahoney, Ganesh Sitaraman, Zephyr Teachout
A panel of experts from a variety of political perspectives will discuss the range of...
NetChoice and the Future of State Regulation of Big Tech
Ryan L. Bangert, James M. Burnham, Julia D. Mahoney, Ganesh Sitaraman, Zephyr Teachout
A panel of experts from a variety of political perspectives will discuss the range of...
NetChoice and the Future of State Regulation of Big Tech
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FedSoc 2023 National Security Symposium: The Legal, Practical, and Policy Implications of the Russia-Ukraine Conflict
Panel I: The Economic War: What Has Been Done, What Can Be Done, and What...
Panel II: Adjudicating Atrocities from the Russia-Ukraine War: Can It Be Done, In What Tribunals, and Should There Be Limits?
Matthew R. A. Heiman, Michael A. Newton, Jeremy A. Rabkin, Beth Van Schaack
Many experts have asserted that Russia has committed acts that are war crimes and crimes...
Panel II: Adjudicating Atrocities from the Russia-Ukraine War: Can It Be Done, In What Tribunals, and Should There Be Limits?
Washington, DCCourthouse Steps Decision: Mallory v. Norfolk Southern Railway Co.
Brian T. Fitzpatrick, Ashley Keller, John Masslon
On Tuesday, June 27, 2023, the Supreme Court issued its decision in Mallory v. Norfolk...
Courthouse Steps Decision: Mallory v. Norfolk Southern Railway Co.
Brian T. Fitzpatrick, Ashley Keller, John Masslon
On Tuesday, June 27, 2023, the Supreme Court issued its decision in Mallory v. Norfolk...
Courthouse Steps Decision: Mallory v. Norfolk Southern Railway Co.
TeleforumRecent Trends in Class Actions: Should We Love Them or Hate Them?
Puerto Rico Lawyers Chapter
San Juan, PR