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Shelley Rossoff Olsen, Esq.

Shelley Rossoff Olsen, Esq.

JAMS Mediator, Referee/Special Master, Neutral Evaluator, Hearing Officer

General Biography
Practice Areas
Class Action/Mass Tort
Personal Injury/Torts/Labor Law
Professional Liability / Medical Malpractice
Special Master/Discovery Referee
Honors, Memberships, and Professional Activities
Background and Education

Shelley Rossoff Olsen, Esq., joined JAMS in 2011 and is recognized as a specialist on dispute resolution in a wide variety of practice areas, mediating thousands of cases. She is an authority on medical malpractice, maritime, personal injury, and insurance disputes.  Ms. Olsen is highly respected by both the defendant and plaintiff bars. She is known for her persistent and fair approach in achieving a resolution for all parties involved.

In addition to her active mediation practice, Ms. Olsen has been the Special Master of the New York City Asbestos Litigation, from 2013 to 2022. In her role as Special Master, she coordinated thousands of asbestos related cases for discovery and trial.

Ms. Olsen developed her extensive civil law background by representing both plaintiffs and defendants, through her work at three prominent New York City law firms where she tried complex medical malpractice, labor law, lead poisoning, premises liability, and personal injury cases.  She was the Senior Court Mediator and Summary Jury Trial Judge in the Supreme Court, New York County Civil Division from 2005-2009 where she settled thousands of matters involving a wide range of issues.  Before then, Ms. Olsen was a principal court attorney in the Supreme Court Appellate Division, First Department for five years.

Representative Matters

  • Business/Commercial
    • Settled numerous business disputes in the financial, entertainment, banking, and technology industries including:

      • Art counterfeiting
      • Broker-dealer and stock and bond disputes
      • Commercial contracts
      • Entertainment licensing
      • ERISA
      • Partnership dissolutions
      • Valuation of assets
  • Construction/Labor Law
      • Court Attorney at First Department during evolution of ladder law cases resulting in the Blake decision
      • Labor Law sec. 240(1) and 241(6) cases
      • Settled thousands of Labor Law matters
  • Insurance
    • Resolved hundreds of cases involving coverage issues including:

      • Anti-subrogation
      • Coinsurance
      • D&O liability
      • Disaster insurance
      • Primacy of coverage
      • Valuation and property damage
  • Maritime/Admiralty
    • Negotiated numerous settlements involving injuries aboard sea vessels including:

      • Catastrophic injury
      • Jones Act
      • Failure to maintain a safe work environment
      • Wrongful death
  • Personal Injury/Torts/Labor Law
    • Settled all types of personal injury actions including:

      • Catastrophic injury claims including brain-damaged infants, elevator and crane malfunction injuries, quadriplegia, electrocution, amputation, and disfigurement
      • Product liability including medical devices, commercial equipment, automotive, and design defect
      • Toxic tort including claims involving asbestos, mold, lead, and radiation
      • Wrongful death including subway track accidents and nursing home cases
  • Professional Liability / Medical Malpractice
    • Tried and settled numerous medical, legal, accountant, and architect malpractice matters including:

      • Comingling of funds
      • Fee disputes
      • Professional misconduct
      • Labor & delivery, surgical, diagnostic, informed consent, and emergency department liability

Honors, Memberships, and Professional Activities

  • Completed Virtual ADR training conducted by the JAMS Institute, the training arm of JAMS
  • Master Mediator Interviewee, “Annoy the Mediator at Your Own Risk: Negotiation Tactics and Missteps to Avoid, Part 2,” 2021
  • Master Mediator Interviewee, “Annoy the Mediator at Your Own Risk: Negotiation Tactics and Missteps to Avoid,” 2021
  • Master Mediator Interviewee, “Bedrooms, Bookcases or Beaches: Choosing and Organizing Your Background with Purpose,” 2020
  • Master Mediator Interviewee, “Polo Shirts, Power Ties and Pant Suits: Strategic Clothing Choices for Virtual Mediations,” 2020
  • Master Mediator Interviewee, “From Eye-Rolls to Grimaces: Understanding Body Language in Virtual Mediations,” 2020
  • Master Mediator Interviewee, "Zeroing in on Zoom: What Good Mediators Really Think About Virtual Platforms,” 2020
  • Speaker, "Mock Mediation: Early Resolution of Claims," The Association for Healthcare Risk Management of New York Inc., 2017
  • Speaker, "2016 Annual Update: Precedents and Statutes for Personal Injury Litigators," New York State Academy of Trial Lawyers, 2016
  • Speaker, “Litigating Asbestos Cases in Today’s Environment,” Perrin Conferences LLC, 2015
  • Speaker, "How Mediators Think," New York Law School's Alternative Dispute Resolution Skills Program, 2015
  • Moderator, "Effective Mediation Advocacy Techniques in Complex Personal Injury Cases," JAMS Mediation Week, 2015
  • Panelist, "Recognition of American Bar Association Mediation Week," New York University Law School's Mediation Organization (NMO), 2015
  • 1of 10 of Top Ten Mediators in New York State, New York Law Journal, 2010, 2011, 2013, 2014, 2015, 2017
  • Appointed Special Master of the New York City Asbestos Litigation, 2013-2022
  • Tort Advisory Committee Member, Supreme Court, New York County, 2005-present
  • Tort Litigation Committee Member, New York City Bar Association, 2005-2015
  • Courts of Superior Jurisdiction, New York City Bar Association, 2015-present
  • Co-chair, Medical Malpractice Committee, New York City Bar Association, 1995-1999
  • Speaker, "Defense Association of New York (DANY) Diversity Initiative," Diversity Project Honoree, New York Law Journal, 2015
  • Speaker, "Using Proven and Successful Mediation Strategies To Settle The Difficult Cases" Webinar Program, Defense Association of New York, 2014
  • Panelist, "What You Need to Know About ADR" CLE, NYCLA's Bridge the Gap Program, 2014
  • Speaker, New York State Gas & Electric Utilities Claims Managers Association, 2011
  • Panelist, ”What Defense Attorneys Should Know About How To Settle a Case” CLE Program, Defense Association of New York, 2010
  • Panelist, Mediation CLE, New York State Trial Lawyers, 2010
  • Panelist, ‘Mediation: The Better Solution’, CLE Program, Rockland County Bar Association, 2010
  • Panelist, Mediation and ADR in the New York Courts CLE Program, New York Women’s Bar Association, 2010

Background and Education

  • Mediator and Arbitrator, full-time practice since 2010
  • Summary Jury Trial Judge, Supreme Court, New York County, Civil Division, 2008-2009
  • Senior Court Mediator, Supreme Court, New York County, Civil Branch, 2005-2009
  • Principal Court Attorney, Supreme Court, Appellate Division, First Department, 2000-2005
  • Attorney, Trolman, Glaser & Lichtman, 1996-2000
  • Senior Associate, Martin, Clearwater & Bell, 1994-1996
  • Senior Attorney, Bower & Gardner, 1987-1994
  • Assistant District Attorney, Nassau County, 1984-1987
  • J.D., New York Law School, 1981
  • B.S., New York University, 1977


This page is for general information purposes.  JAMS makes no representations or warranties regarding its accuracy or completeness.  Interested persons should conduct their own research regarding information on this website before deciding to use JAMS, including investigation and research of JAMS neutrals. See More

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