Frank is a member of Butler Snow’s litigation department and practices within the Commercial Litigation group. A skilled litigator, Frank has tried dozens of cases to verdict, including a successful outcome in America’s most publicized trial of 2017. Frank has won national recognition for his legal writing, authored book chapters and co-authored two books, and been invited to speak about litigation and internal investigations to several of the world’s flagship institutions, including Yale Law School, The Hoover Institution, The Pentagon, and The Peace Palace in The Hague. Frank is the team leader of the Firm’s Military and National Security Law practice area. 

Biography – View PDF Bio


Bar Admissions

  • Colorado, 2006
  • District of Columbia, 2018
  • Mississippi, 2020
  • U.S. District Courts
    • District of Columbia
    • Mississippi: Northern, Southern
    • California: Central (pro hac vice)
  • U.S. Court of Appeals
    • Armed Forces
    • District of Columbia Circuit
    • Federal Circuit
    • 5th Circuit
  • U.S. Supreme Court
  • U.S. Court of Federal Claims
  • U.S. Court of International Trade
  • ​U.S. Army Court of Criminal Appeals

Civic Involvement

  • University of Chicago-Kent Center for National Security and Human Rights Law, Advisory Director
  • Former Eagle Scout and Sunday School Teacher


  • Selected as an international expert member of the Shadow Advisory Report Group of Experts (SARGE), which recently issued a report and recommendations on a military justice pilot study pursuant to § 540F of the Fiscal Year 2020 National Defense Authorization Act.
  • Guest Lecturer at University of Virginia School of Law, Yale Law School, University of Illinois School of Law, Mississippi College School of Law
  • Honorable Mention for the 2011 Kevin J. Barry national legal writing award
  • Association of the United States Army award for outstanding leadership, 2007
  • Military awards include the Legion of Merit, two awards of the Bronze Star, Combat Action Badge, Expert Infantryman Badge, Air Assault Badge and military parachutist badges of the United States, Japan, and Thailand

Education & Honors

  • The Judge Advocate General’s Legal Center and School, LL.M., 2010
  • University of Virginia School of Law, J.D., 2006
    • Co-Founder and Editor, Virginia Law and Business Review
  • James Madison University, B.A., Philosophy and Religion, magna cum laude, with distinction, 1998
    • Phi Kappa Phi award for best honors thesis in University
    • Army ROTC Distinguished Military Graduate
    • Intern to U.S. Senator Thad Cochran
  • Clerkship, ​Honorable Barbara Jacobs Rothstein, ​U.S. District Court for the District of Columbia, 2018-2020


  • Former Lieutenant Colonel, U.S. Army JAG Corps. Consistently selected for promotion, advanced schooling, and positions of increased responsibility.
  • Lead military defense counsel for Sergeant Bowe Bergdahl in the most publicized court-martial in American history.  Achieved a sentence of no jailtime after prosecutors asked for 14 years and the President of the United States called for the death penalty. 
  • Second in charge of 140 Army criminal defense attorneys worldwide. 
  • Represented the U.S. government in over 100 administrative hearings, claims disputes, and internal investigations.
  • Lead lawyer in negotiations between the U.S. military and our interagency counterparts and the government of the Philippines over the Operation Enduring Freedom – Philippines mission.
  • Favorably featured on CNN for successfully prosecuting four terrorism suspects in the local court system in Kirkuk, Iraq.
  • Prosecuted 30 felony cases at court-martial, including international crimes, financial crimes, and violent crimes including sex crimes.
  • Military service in four Army combat divisions and two special operations units.

Papers, Presentations, & Publications

  • Co-Author, Military Justice: Cases and Materials, Carolina Academic Press, 3d ed. 2020.
  • Co-Author, Military Court Rules of the United States: Procedure, Citation, Professional Responsibility, Civility, and Judicial Conduct, LexisNexis, 5th ed. 2019.
  • Numerous book chapters, law review articles, and short articles on litigation and internal investigations. 
  • Panel Moderator, “Summary Discipline,” Aix-en-Provence, France, 2021 (forthcoming).
  • Speaker, “A Defense Perspective on Media Considerations in High-Profile Trials,” Joint Capital and Complex Defenders Course, Washington D.C., 2021 (forthcoming).
  • Guest Speaker, U.S. Army Contracting Command, Redstone Arsenal, Alabama, October 2020.
  • ​Presenter, Military Commissions Defense Organization, July 29, 2020.
  • Guest Speaker, Mississippi and Louisiana Army National Guard JAG Annual CLE, 2020.
  • Speaker, “A Defense Perspective on Litigating Cases Involving Classified Information,” U.S. Navy Classified Litigation Division, Washington D.C., 2018 and 2019.
  • More...