United States District Court, Southern District of Texas
Prior to joining TXSE, Jeff served as acting general counsel of Charles Schwab and led its Office of Legislative and Regulatory Affairs in Washington, D.C. for the past two decades, managing the company's response to public policy initiatives and advocating for policies that aid individual investors. He has over four decades of securities markets experience, starting his career as an options trader at the Philadelphia Stock Exchange, then founding his own trading firm, and later serving on the exchange's Board of Governors. He also served as senior counsel in the Division of Market Regulation at the U.S. Securities and Exchange Commission. Jeff's additional experience in the securities industry includes serving as vice president for regulation and general counsel at the Cincinnati Stock Exchange and as chairman of the Operating Committee of the National Market System Plan governing Nasdaq securities. Jeff holds degrees from the Wharton School of the University of Pennsylvania and Ohio Northern School of Law.
Partner, Lehotsky Keller LLP
The New York Times recognized Scott A. Keller as a “legal heavyweight,” who “is praised by opponents as a formidable advocate.”
Mr. Keller has argued 12 cases before the U.S. Supreme Court and 12 cases before the Texas Supreme Court. He is the only practicing lawyer to have argued at least 10 cases in both courts. Mr. Keller frequently represents parties in high stakes appeals, and he has argued many cases in federal courts of appeals throughout the nation. He has earned individual accolades from Lawdragon 500 Leading Litigators in America, Chambers, Legal 500, The American Lawyer, The National Law Journal, Law360, Super Lawyers, The Best Lawyers in America, and other publications.
Before founding Lehotsky Keller Cohn LLP, Mr. Keller headed Baker Botts LLP’s Supreme Court Practice. He also has significant experience at the highest levels in all three branches of government. Mr. Keller served as the Solicitor General of Texas, the State’s chief appellate litigator. He was U.S. Senator Ted Cruz’s chief counsel on the Senate Judiciary Committee. Mr. Keller was a law clerk for Justice Anthony Kennedy of the Supreme Court of the United States and Chief Judge Alex Kozinski of the U.S. Court of Appeals for the Ninth Circuit. He was also a Bristow Fellow in the U.S. Department of Justice’s Office of the Solicitor General.
Mr. Keller represents clients in cases where public communications strategy is crucial, and he has made numerous media appearances in major outlets such as The New York Times, The Wall Street Journal, BBC, Fox News, NPR, and Politico. As a sought after speaker and writer, Mr. Keller’s articles have appeared in the Stanford Law Review, Virginia Law Review, and Texas Law Review. He has also served as an adjunct professor of constitutional litigation, Supreme Court practice, and federal courts at the University of Texas School of Law.
Alston & Bird Professor of Law, Duke University School of Law
Professor Young teaches constitutional law, federal courts, and foreign relations law. He is one of the nation's leading authorities on the constitutional law of federalism, having written extensively on the Rehnquist Court's "Federalist Revival" and the difficulties confronting courts as they seek to draw lines between national and state authority. He also is an active commentator on foreign relations law, where he focuses on the interaction between domestic and supranational courts and the application of international law by domestic courts. Professor Young also writes on constitutional interpretation and constitutional theory. He has been known to dabble in maritime law and comparative constitutional law.
A native of Abilene, Texas, Professor Young joined the Duke Law faculty in 2008, after serving as the Charles Alan Wright Chair in Federal Courts at the University of Texas at Austin School of Law, where he had taught since 1999. He graduated from Dartmouth College in 1990 and Harvard Law School in 1993. After law school, he served as a law clerk to Judge Michael Boudin of the 1st U.S. Circuit Court of Appeals (1993-94) and to Justice David Souter of the U.S. Supreme Court (1995-96). Professor Young practiced law at Cohan, Simpson, Cowlishaw, & Wulff in Dallas, Texas (1994-95) and at Covington & Burling in Washington, D.C. (1996-98), where he specialized in appellate litigation. He has also been a visiting professor at Harvard Law School (2004-05) and Villanova University School of Law (1998-99), as well as an adjunct professor at Georgetown University Law Center (1997).
Elected to the American Law Institute in 2006, Professor Young is an active participant in both public and private litigation in his areas of interest. He has been the principal author of amicus briefs on behalf of leading constitutional scholars in several recent Supreme Court cases, including Medellin v. Texas(concerning presidential power and the authority of the International Court of Justice over domestic courts) and Gonzales v. Raich (concerning federal power to regulate medical marijuana).
United States District Court, Southern District of Texas
Prior to joining TXSE, Jeff served as acting general counsel of Charles Schwab and led its Office of Legislative and Regulatory Affairs in Washington, D.C. for the past two decades, managing the company's response to public policy initiatives and advocating for policies that aid individual investors. He has over four decades of securities markets experience, starting his career as an options trader at the Philadelphia Stock Exchange, then founding his own trading firm, and later serving on the exchange's Board of Governors. He also served as senior counsel in the Division of Market Regulation at the U.S. Securities and Exchange Commission. Jeff's additional experience in the securities industry includes serving as vice president for regulation and general counsel at the Cincinnati Stock Exchange and as chairman of the Operating Committee of the National Market System Plan governing Nasdaq securities. Jeff holds degrees from the Wharton School of the University of Pennsylvania and Ohio Northern School of Law.
Partner, Lehotsky Keller LLP
The New York Times recognized Scott A. Keller as a “legal heavyweight,” who “is praised by opponents as a formidable advocate.”
Mr. Keller has argued 12 cases before the U.S. Supreme Court and 12 cases before the Texas Supreme Court. He is the only practicing lawyer to have argued at least 10 cases in both courts. Mr. Keller frequently represents parties in high stakes appeals, and he has argued many cases in federal courts of appeals throughout the nation. He has earned individual accolades from Lawdragon 500 Leading Litigators in America, Chambers, Legal 500, The American Lawyer, The National Law Journal, Law360, Super Lawyers, The Best Lawyers in America, and other publications.
Before founding Lehotsky Keller Cohn LLP, Mr. Keller headed Baker Botts LLP’s Supreme Court Practice. He also has significant experience at the highest levels in all three branches of government. Mr. Keller served as the Solicitor General of Texas, the State’s chief appellate litigator. He was U.S. Senator Ted Cruz’s chief counsel on the Senate Judiciary Committee. Mr. Keller was a law clerk for Justice Anthony Kennedy of the Supreme Court of the United States and Chief Judge Alex Kozinski of the U.S. Court of Appeals for the Ninth Circuit. He was also a Bristow Fellow in the U.S. Department of Justice’s Office of the Solicitor General.
Mr. Keller represents clients in cases where public communications strategy is crucial, and he has made numerous media appearances in major outlets such as The New York Times, The Wall Street Journal, BBC, Fox News, NPR, and Politico. As a sought after speaker and writer, Mr. Keller’s articles have appeared in the Stanford Law Review, Virginia Law Review, and Texas Law Review. He has also served as an adjunct professor of constitutional litigation, Supreme Court practice, and federal courts at the University of Texas School of Law.
Alston & Bird Professor of Law, Duke University School of Law
Professor Young teaches constitutional law, federal courts, and foreign relations law. He is one of the nation's leading authorities on the constitutional law of federalism, having written extensively on the Rehnquist Court's "Federalist Revival" and the difficulties confronting courts as they seek to draw lines between national and state authority. He also is an active commentator on foreign relations law, where he focuses on the interaction between domestic and supranational courts and the application of international law by domestic courts. Professor Young also writes on constitutional interpretation and constitutional theory. He has been known to dabble in maritime law and comparative constitutional law.
A native of Abilene, Texas, Professor Young joined the Duke Law faculty in 2008, after serving as the Charles Alan Wright Chair in Federal Courts at the University of Texas at Austin School of Law, where he had taught since 1999. He graduated from Dartmouth College in 1990 and Harvard Law School in 1993. After law school, he served as a law clerk to Judge Michael Boudin of the 1st U.S. Circuit Court of Appeals (1993-94) and to Justice David Souter of the U.S. Supreme Court (1995-96). Professor Young practiced law at Cohan, Simpson, Cowlishaw, & Wulff in Dallas, Texas (1994-95) and at Covington & Burling in Washington, D.C. (1996-98), where he specialized in appellate litigation. He has also been a visiting professor at Harvard Law School (2004-05) and Villanova University School of Law (1998-99), as well as an adjunct professor at Georgetown University Law Center (1997).
Elected to the American Law Institute in 2006, Professor Young is an active participant in both public and private litigation in his areas of interest. He has been the principal author of amicus briefs on behalf of leading constitutional scholars in several recent Supreme Court cases, including Medellin v. Texas(concerning presidential power and the authority of the International Court of Justice over domestic courts) and Gonzales v. Raich (concerning federal power to regulate medical marijuana).
United States District Court, Southern District of Texas
Prior to joining TXSE, Jeff served as acting general counsel of Charles Schwab and led its Office of Legislative and Regulatory Affairs in Washington, D.C. for the past two decades, managing the company's response to public policy initiatives and advocating for policies that aid individual investors. He has over four decades of securities markets experience, starting his career as an options trader at the Philadelphia Stock Exchange, then founding his own trading firm, and later serving on the exchange's Board of Governors. He also served as senior counsel in the Division of Market Regulation at the U.S. Securities and Exchange Commission. Jeff's additional experience in the securities industry includes serving as vice president for regulation and general counsel at the Cincinnati Stock Exchange and as chairman of the Operating Committee of the National Market System Plan governing Nasdaq securities. Jeff holds degrees from the Wharton School of the University of Pennsylvania and Ohio Northern School of Law.
Partner, Lehotsky Keller LLP
The New York Times recognized Scott A. Keller as a “legal heavyweight,” who “is praised by opponents as a formidable advocate.”
Mr. Keller has argued 12 cases before the U.S. Supreme Court and 12 cases before the Texas Supreme Court. He is the only practicing lawyer to have argued at least 10 cases in both courts. Mr. Keller frequently represents parties in high stakes appeals, and he has argued many cases in federal courts of appeals throughout the nation. He has earned individual accolades from Lawdragon 500 Leading Litigators in America, Chambers, Legal 500, The American Lawyer, The National Law Journal, Law360, Super Lawyers, The Best Lawyers in America, and other publications.
Before founding Lehotsky Keller Cohn LLP, Mr. Keller headed Baker Botts LLP’s Supreme Court Practice. He also has significant experience at the highest levels in all three branches of government. Mr. Keller served as the Solicitor General of Texas, the State’s chief appellate litigator. He was U.S. Senator Ted Cruz’s chief counsel on the Senate Judiciary Committee. Mr. Keller was a law clerk for Justice Anthony Kennedy of the Supreme Court of the United States and Chief Judge Alex Kozinski of the U.S. Court of Appeals for the Ninth Circuit. He was also a Bristow Fellow in the U.S. Department of Justice’s Office of the Solicitor General.
Mr. Keller represents clients in cases where public communications strategy is crucial, and he has made numerous media appearances in major outlets such as The New York Times, The Wall Street Journal, BBC, Fox News, NPR, and Politico. As a sought after speaker and writer, Mr. Keller’s articles have appeared in the Stanford Law Review, Virginia Law Review, and Texas Law Review. He has also served as an adjunct professor of constitutional litigation, Supreme Court practice, and federal courts at the University of Texas School of Law.
Alston & Bird Professor of Law, Duke University School of Law
Professor Young teaches constitutional law, federal courts, and foreign relations law. He is one of the nation's leading authorities on the constitutional law of federalism, having written extensively on the Rehnquist Court's "Federalist Revival" and the difficulties confronting courts as they seek to draw lines between national and state authority. He also is an active commentator on foreign relations law, where he focuses on the interaction between domestic and supranational courts and the application of international law by domestic courts. Professor Young also writes on constitutional interpretation and constitutional theory. He has been known to dabble in maritime law and comparative constitutional law.
A native of Abilene, Texas, Professor Young joined the Duke Law faculty in 2008, after serving as the Charles Alan Wright Chair in Federal Courts at the University of Texas at Austin School of Law, where he had taught since 1999. He graduated from Dartmouth College in 1990 and Harvard Law School in 1993. After law school, he served as a law clerk to Judge Michael Boudin of the 1st U.S. Circuit Court of Appeals (1993-94) and to Justice David Souter of the U.S. Supreme Court (1995-96). Professor Young practiced law at Cohan, Simpson, Cowlishaw, & Wulff in Dallas, Texas (1994-95) and at Covington & Burling in Washington, D.C. (1996-98), where he specialized in appellate litigation. He has also been a visiting professor at Harvard Law School (2004-05) and Villanova University School of Law (1998-99), as well as an adjunct professor at Georgetown University Law Center (1997).
Elected to the American Law Institute in 2006, Professor Young is an active participant in both public and private litigation in his areas of interest. He has been the principal author of amicus briefs on behalf of leading constitutional scholars in several recent Supreme Court cases, including Medellin v. Texas(concerning presidential power and the authority of the International Court of Justice over domestic courts) and Gonzales v. Raich (concerning federal power to regulate medical marijuana).
Partner, Davis Polk & Wardwell LLP
Kannon is the head of our Supreme Court & Appellate practice. He has argued 39 cases before the U.S. Supreme Court and has argued more than 150 appeals in courts across the country, including every federal court of appeals and numerous state courts.
Kannon is ranked as a “Star Individual” in appellate law by Chambers USA, where a client notes, “It’s hard to think of enough superlatives to describe his talent, his judgment, his ability, his experience – he is as good as it gets.” Legal 500 U.S. recognizes Kannon in its Hall of Fame for appellate work. A client shares, “His work is the best in the business, and he is a wonderful human being in addition to being a world-class appellate litigator.”
In 2024 and 2022, Kannon was a finalist for the American Lawyer’s “Litigator of the Year” award. He was named “Appellate Litigator of the Year” by Benchmark Litigation in 2021 and was a 2026 finalist for that recognition.
Before entering private practice, Kannon served as an Assistant to the Solicitor General at the U.S. Department of Justice.
Panel Three: Federalism as a Check on Executive Authority
Jeffrey Vincent Brown, Caitlin Halligan, Scott Allen Keller, Ernest Young
EPA regulatory power, voting rights and redistricting, federal directives regarding transgender persons, the constitutionality of...
Panel Three: Federalism as a Check on Executive Authority
Jeffrey Vincent Brown, Caitlin Halligan, Scott Allen Keller, Ernest Young
EPA regulatory power, voting rights and redistricting, federal directives regarding transgender persons, the constitutionality of...
Panel Three: Federalism as a Check on Executive Authority
2017 Annual Texas Chapters Conference
Houston, TXSupreme Court Roundup
New York, New York