Douglas N. Letter
Mr. Letter joined the Office as General Counsel in January 2019. In February 2018, after a 40-year career, Mr. Letter retired from the U.S. Department of Justice, where he served as Director of the Civil Division Appellate Staff. During his time at the Department of Justice, he also served as Associate Counsel to President Bill Clinton, as Deputy Associate Attorney General, and as Senior Counselor to the Attorney General. Immediately prior to joining the Office of General Counsel, Mr. Letter was a Senior Litigator at the Institute for Constitutional Advocacy and Protection at the Georgetown University Law Center. Mr. Letter has presented over 200 oral arguments, including before the U.S. Supreme Court and various federal appellate and district courts. He received his law degree from the University of California, Berkeley Law School in 1978 and his bachelor of arts degree in American history from Columbia University in 1975.
Todd B. Tatelman
Principal Deputy General Counsel
Mr. Tatelman has served in the Office of General Counsel since November 2011. Mr. Tatelman previously served as a Legislative Attorney for the American Law Division of the Congressional Research Service (2003-2011). Mr. Tatelman received bachelor of arts degrees in Philosophy, Political Science, and Economics from Boston University (2000) and his law degree, with honors, from The Catholic University of America, Columbus School of Law (2003), where he was a member of The Catholic University Law Review.
Brooks M. Hanner
Associate General Counsel
Mr. Hanner has served in the Office of General Counsel since July 2018. Mr. Hanner was previously a Senior Associate at Hogan Lovells US LLP in Washington, D.C., where he represented clients in civil and criminal litigation, government investigations, and internal investigations since 2010. Before that, Mr. Hanner served as a law clerk to Judge Louise Flanagan of the Eastern District of North Carolina. Mr. Hanner received his law degree from the Wake Forest University School of Law in 2009, where he was a member of the Law Review and Order of Barristers and won the Moot Court Board Award and Best Brief in the law school’s moot court competition. He received his bachelor of science from the Kelley School of Business at Indiana University in 2006, majoring in Business Economics & Public Policy and International Business. Mr. Hanner has experience in a wide range of government enforcement actions, has argued and briefed cases at the trial and appellate levels, and has conducted numerous internal investigations for companies and universities.
Associate General Counsel
Ms. Clouse has served in the Office of General Counsel since July 2014. Ms. Clouse previously served as a legal fellow at the Council of the District of Columbia Office of General Counsel. She also previously served as a law clerk at the Library of Congress Office of General Counsel, the Congressional Research Service, and the District of Columbia Attorney General. Ms. Clouse received bachelor of arts degrees in both Political Science and Psychology, summa cum laude, from the University of Massachusetts Amherst (2010), and her J.D., with honors, from The George Washington University Law School (2013), where she was a member of the Federal Circuit Bar Journal.
Eric R. Columbus
Special Litigation Counsel
Mr. Columbus joined the Office of General Counsel in August 2020. His prior experience includes serving as Senior Counsel to the Deputy Attorney General at the Department of Justice and as Special Counsel to the General Counsel at the Department of Homeland Security. In private practice, Mr. Columbus was a counsel at WilmerHale, where he focused his practice on Supreme Court and other appellate litigation. He also served as a counsel to Senator Joseph Biden on the Senate Judiciary Committee and as a Bristow Fellow in the Office of the Solicitor General at the Department of Justice. Mr. Columbus clerked for Judge Amalya Kearse of the U.S. Court of Appeals for the Second Circuit and graduated magna cum laude from Harvard Law School and Harvard College.
Ms. Kaplan joined the Office of General Counsel in August 2020. Ms. Kaplan is an evening student at the Catholic University of America, Columbus School of Law, where she serves as a Dean's Academic Fellow, and is a member of the Catholic University Law Review and the National Mock Trial Team. She received her B.A. in Political Science and History, cum laude, from the University of Florida and her M.A. in the Social Sciences from the University of Chicago.
Brittany L. Benjamin
Ms. Benjamin joined the Office of General Counsel in August 2021. She is an evening student at The George Washington University Law School, where she serves as the Evening Student Chair for the Black Law Student Association and is a member of the George Washington Law Review and Moot Court Board. Ms. Benjamin received her B.A. in Health and Societies from the University of Pennsylvania and hails from Baltimore, MD.
Ms. Calcerano joined the Office of General Counsel in April 2022. Ms. Calcerano is an evening student at the Catholic University of America, Columbus School of Law, where she is a member of the Law & Technology Institute. She received her B.A., cum laude, in Visual Arts from the University of Maryland, Baltimore County.
Director of Administration and Member Services
Mr. Cunningham joined the Office of General Counsel as Director of Administration and Member Services in May 2021. Starting as a summer intern in 1999, Mr. Cunningham brings over twenty years of experience and public service on Capitol Hill to OGC. Serving in a wide variety of hill staff roles from Staff Assistant to Senior Advisor, Mr. Cunningham previously worked for three Members of Congress and with the House Ethics Committee. Mr. Cunningham is a native of Dallas, Texas and graduated from Emory University with a Bachelor of the Arts degree in History and Political Science.