Hon. Fred I. Parker, U.S. Court of Appeals, Second Circuit


Duke University School of Law, J.D., cum laude, 2002

  • Senior Editor, Law and Contemporary Problems
  • Paul B. Williams Merit Scholarship

Georgetown University, B.A., magna cum laude, 1999

  • Alpha Sigma Lambda Honor Society
Photo of Catherine S. Duval

Catherine S. Duval


Catherine S. Duval is a litigator who advises law firms and attorneys on professional liability issues and counsels clients in congressional and government investigations.

Kate previously served as an attorney and advisor in the Obama Administration on oversight issues and high-profile investigations, most recently at the Department of State and, before that, as Counselor to the Commissioner of the Internal Revenue Service.

Prior to her public service in the executive branch, Kate practiced for several years at Williams & Connolly LLP, where she managed a number of government investigations and represented companies and individuals in a range of high-stakes civil, professional liability, securities, and white collar litigation matters. Kate's experience in professional liability and attorneys’ disciplinary matters is complemented by her six years serving as a Hearing Committee member for the District of Columbia Court of Appeals Board of Professional Responsibility.

Kate also teaches professional responsibility as an adjunct professor of law at Georgetown University Law Center.

Mentioned & Quoted

Bar Admissions

Court Admissions

Academic Appointments

  • Adjunct Professor, Georgetown University Law Center

Professional Affiliations

  • Board Member, Law360 Legal Ethics Editorial Advisory Board, 2016
  • Member, Association of Professional Responsibility Lawyers, 2015
  • Member, Hearing Committee, District of Columbia Court of Appeals, Board of Professional Responsibility, 2009 - 2015