Karen is a commercial litigator who focuses on high-stakes litigation, including contract disputes, trade secrets litigation, and matters involving international law.

She has secured a number of significant victories for her clients. Most recently, Karen and a team from BSF won summary judgment for a real estate developer against a former business partner’s claims for theft of trade secrets, unfair competition, and breaches of fiduciary duty.

Karen is also an experienced appellate litigator. She has worked on appeals before the Courts of Appeals for the Second, Third, Fifth, Tenth, and D.C. Circuits, and served as lead appellate counsel in a matter before the First Department of the Appellate Division of New York that led to the reversal of a substantial defamation judgment.

As part of her pro bono practice, Karen works with Legal Momentum to represent sex trafficking victims in a lawsuit against, a website that is alleged to have knowingly facilitated sex trafficking. BSF’s lawsuit is one of the first in the country in which a federal court ruled that Backpage was not entitled to immunity under federal law.


Karen’s recent experience includes:

  • Securing the reversal of summary judgment from the Third Circuit on plaintiff’s advancement claim in Aleynikov v. Goldman Sachs Group, Inc., 765 F.3d 350 (3d Cir. 2014), and securing a defense judgment in a related trial, later affirmed on appeal, in Aleynikov v. Goldman Sachs Group, Inc., 155 A.3d 370 (Del. 2017)
  • Successfully arguing against dismissal of a film distributor’s suit to enforce a preliminary agreement for the distribution rights to an animated feature film
  • Representing the Kurdistan Regional Government in a dispute with Iraq’s Ministry of Oil regarding the right to sell oil from the Kurdistan Region of Iraq
  • Helping a class of investors achieve favorable settlements related to Bernard Madoff’s massive fraud
  • Obtaining a temporary restraining order to prevent a distributor from prohibiting pharmacies from receiving controlled substances
  • Securing a favorable plea deal for a cooperating witness in criminal and civil investigations involving penny stock fraud
  • Helping HSBC secure a favorable settlement in litigation with the Federal Housing Finance Agency (FHFA) involving mortgage-backed securities
  • Helping the New York Yankees prevent StubHub from opening a ticket distribution booth near Yankee Stadium

Publications & Presentations

Speaker, Connecticut’s Leadership Role in Eradicating Human Trafficking, Connecticut Legal Conference (June 2018)

Who Determines if a Dispute Is Arbitrable?” National Law Journal (November 16, 2017)

Panelist, Fordham Law Entertainment Law Symposium, “Cable Consolidation: Antitrust and the FCC” (2016)

“Is Wikileaks’ Disclosure of Confidential Afghanistan War Documents the Digital Era’s Pentagon Papers Case?”  Women in Communications Law Newsletter (November 2010)

"Calculating Damages Under the Digital Millennium Copyright Act: Towards a Reasonable Construction of Section 1203," 57 J. COPYRIGHT SOC’Y U.S.A. 1 (Fall 2009)


  • University of Pennsylvania Law School, J.D., cum laude; Law Review, Senior Editor; Oustanding Public Service Award
  • Syracuse University, B.S., summa cum laude, Magazine Journalism; B.A., Art History; Chancellor’s Scholar



  • New York
  • U.S. District Court: Southern District of New York
  • U.S. District Court: Eastern District of New York
  • U.S. Court of Appeals: Third Circuit
  • U.S. Court of Appeals: Fifth Circuit
  • U.S. Court of Appeals: D.C. Circuit


  • Hon. Michael A. Chagares, U.S. Court of Appeals: Third Circuit
  • Hon. Juan R. Sánchez, U.S. District Court: Eastern District of Pennsylvania