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, 143 S. Ct. 1191 (2023), and Twitter, Inc. v. Taamneh, 143 S. Ct. 1206 (2023): Successfully represented Google in case concerning the Antiterrorism Act, 18 U.S.C. § 2333, and in persuading the Court not to address the scope of the Communications Decency Act, 47 U.S.C. § 230(c)(1).
  • Andy Warhol Foundation for the Visual Arts, Inc. v. Goldsmith, 143 S. Ct. 1258 (2023): Secured holding that the Andy Warhol Foundation’s use of a copyrighted photograph does not favor the Foundation’s fair-use defense to copyright infringement.
  • Elion v. United States, 76 F.4th 620 (7th Cir. 2023): Successfully briefed and argued appeal obtaining reversal in case collaterally attacking federal sentence. The Seventh Circuit held that the defendant was not a career offender and was therefore prejudiced by trial counsel’s failure to challenge his sentencing range.
  • Greenberg v. Lehocky, 81 F.4th 376 (3d Cir. 2023): Successfully represented Pennsylvania Supreme Court Disciplinary Board in obtaining dismissal for lack of standing of First Amendment and due process challenge to attorney antidiscrimination rule.
  • 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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