Bert Slonim concentrates on complex commercial litigation, particularly multidistrict pharmaceutical product liability cases. He has represented manufacturers of prescription drugs in defending cases involving anticoagulants, testosterone products, antidepressants, hormone replacement therapies, erectile dysfunction medications, diabetes medications, antipyschotics, antibiotics, and other medications.  His product liability experience also includes implanted medical devices, agricultural chemicals, electrical equipment, aerospace products, asbestos and other products. Much of his practice focuses on developing and rebutting expert medical and scientific evidence, and litigating the admissibility of expert opinion testimony.

Mr. Slonim also has significant experience in antitrust cases, including a Supreme Court case that established the antitrust boundaries of private code and standard-making activities. Other litigation experience includes managed care disputes (antitrust and contract), third-party payor claims, unfair competition, commercial contracts and false advertising.

Prior to joining the firm, Mr. Slonim was a trial lawyer with the Federal Trade Commission’s Bureau of Competition, where he worked on merger, monopolization and price-fixing litigations.

Mr. Slonim also taught legal research and writing as a Teaching Fellow at Stanford Law School.


  • JD, State University of New York at Buffalo, 1976
  • BA, State University of New York at Buffalo, 1973
  • Teaching Fellow, Stanford Law School, 1977
  • New York
  • District of Columbia
  • Member, American Bar Association

  • Member, Association of the Bar of the City of New York


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