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American Bar Association

News & Developments »

Expert Witness Bootstrapping

No longer can an expert testify about the findings of a non-testifying expert.


Errors and Methodology: Be Wary of Mistakes in Expert Opinions

A reminder that careful data handling techniques and processes are designed to minimize, to the extent possible, data and calculation errors.


Halliburton II: Possible Implications on Role of Experts in Securities Class Actions

Defendants permitted to introduce evidence that alleged misrepresentation did not impact market price.


Articles »

Expert Depositions: Online Preparation Techniques for Litigators

By Kevin Hartzell

How to find and prepare for all the skeletons in your witness's closet.


Conflicts, Ethics, and Experts

By John H. Bogart

Although experts are not limited by the Rules of Professional Conduct, they may be disqualified under certain circumstances.


Managing Cybersecurity Risk for Experts and Consultants

By Matthew F. Prewitt

Data breaches can be costly, but most are preventable with modest cybersecurity efforts.


Sound Advice »

audio Reasonable Certainty (Part III): A Stretch Too Far

By Michael A. Fahlman and Brian Josias

Listen as both a seasoned expert and a trial attorney discuss the importance of a good working relationship with your experts—and balancing client expectations against the "stretching of experts." (11:57 min)


audio Reasonable Certainty Standard, Part II

By Michael Fahlman and Brian Josias

The second installment of a four-part series on the standard offers a case study exploring how much independent research an expert should do when performing a damages calculation. (12:10 min)

audio An Introduction to the Reasonable Certainty Standard

By Brian Josias and Michael Fahlman

Listen as Josias and Fahlman offer the first of four discussions on this standard. Whether you are a litigator or an expert witness this series promises to be helpful for your career. (12:08 min)



Daubert/Frye Survey 2014–2015

Our friends at the Trial Evidence Committee are updating a survey of the standards for the admissibility of expert opinion testimony in the 50 States and the District of Columbia, with emphasis on the applicability of Daubert in each jurisdiction.

Newsletter Articles and Website Postings

We are always in need of informative, topical material for both our newsletter and our committee website.

Expert Witnesses Leadership

Cochairs Vice Chair Newsletter & Website Editors

Edward Salanga

Phoenix, AZ

Darren VanPuymbrouck

Chicago, IL

Matthew F. Prewitt

Chicago, IL

Jason B. Elster

Chicago, IL


Brian L. Josias

Chicago, IL


Victoria A. Lazear

Menlo Park, CA


Renee A. Miller-Mizia

Boston, MA