Aaron focuses his practice on appellate litigation. He has argued in federal appellate courts across the country and briefed merits cases in the U.S. Supreme Court on behalf of clients ranging from Fortune 10 companies to individual criminal defendants. His experience spans substantive areas including constitutional law, administrative law, intellectual property, criminal defense, and arbitration.

Aaron clerked for Judge Merrick B. Garland on the U.S. Court of Appeals for the District of Columbia Circuit and served as a Bristow Fellow in the Office of the Solicitor General. He received his J.D. from Yale Law School and his A.B. summa cum laude from Harvard University. 

Representative Experience

Though all cases vary and none is predictive, Aaron's experience includes:

  • Gonzalez v. Google LLC, No. 21-1333 (S. Ct.) (pending):  Represented Google in pending U.S. Supreme Court case involving whether the Communications Decency Act’s Section 230 bars claims based on YouTube’s display of recommended videos.
  • Türkiye Halk Bankasi A.Ş. v. United States, No. 21-1450 (S. Ct.) (pending):  Represented sovereign bank in pending U.S. Supreme Court case involving whether U.S. district courts have subject-matter jurisdiction over criminal prosecutions against foreign sovereigns.
  • Greenberg v. Lehocky, No. 22-1733 (3d Cir.) (pending):  Represented Pennsylvania Supreme Court Disciplinary Board in defending attorney antidiscrimination rule against First Amendment and due process challenge.
  • Elion v. United States, No. 20-1725 (7th Cir.) (pending):  Briefed and argued appeal challenging whether Illinois look-alike substance convictions are federal controlled substance offenses.
  • Andy Warhol Foundation for the Visual Arts, Inc. v. Goldsmith, No. 21-869 (S. Ct.) (pending):  Represented photographer in pending U.S. Supreme Court case involving whether the Andy Warhol Foundation made “fair use” of a copyrighted photograph by commercially licensing an artwork derived from the photograph.
  • Concepcion v. United States, 142 S. Ct. 2389 (2022):  Represented criminal defendant pro bono in the U.S. Supreme Court and prevailed 5-4, winning ruling that district courts may consider intervening changes of law and fact in resentencing crack-cocaine offenders under the First Step Act. 
  • Egbert v. Boule, 142 S. Ct. 1793 (2022):  Prevailed before the U.S. Supreme Court in case involving whether to recognize constitutional damages actions against individual federal officers for First Amendment retaliation claims or for Fourth Amendment claims involving border-security-related functions.
  • Baturin v. Commissioner, 31 F.4th 170 (4th Cir. 2022):  Briefed and argued appeal defending Tax Court’s interpretation of U.S.-Russia Tax Treaty.




Other Government Service

Bristow Fellow, Office of the Solicitor General, U.S. Department of Justice, 2020-2021

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