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Dr. Barry Epstein is a practicing accountant and frequent expert witness who works extensively with securities attorneys and U.S. regulatory agencies on the following types of cases:

  • Auditor liability and accountant malpractice
  • White collar defense
  • Financial reporting fraud and securities litigation
  • Generally Accepted Accounting Principles (GAAP)
  • Generally Accepted Auditing Standards (GAAS)
  • International Financial Reporting Standards (IFRS)
  • International accounting convergence (GAAP and IFRS)
  • Sarbanes-Oxley corporate governance matters

He has served as a consulting or testifying expert for plaintiff and defense attorneys on more than 140 cases, and has testified at depositions and trials almost 100 times.

Publications (Partial Listing)

Dr. Epstein was the author of The Handbook of Accounting and Auditing (RIA, Thomson Reuters) from 1988 to 2013. This widely used 3,000 page reference provided encyclopedic guidance on accounting and auditing issues. The guide also provided accounting and auditing coverage for key industries, including financial services, construction, healthcare, not-for-profit, and media/entertainment.

He served as the lead author of 26 annual editions of Wiley GAAP (1985 through 2010), 14 annual editions of Wiley IFRS (1997 through 2010), and several other works on U.S. GAAP and international accounting standards, all published by John Wiley & Sons.

Dr. Epstein has also written or contributed to scores of articles on professional malpractice and other finance, accounting, and auditing topics that have been published in legal and accounting journals.

Click on the link to read Dr. Epstein’s recent articles and commentary.

As an experienced author, Dr. Epstein distinguishes himself with the depth and clarity of Rule 26 or equivalent reports that clearly describe compliance with or departures from relevant accounting, auditing, and financial reporting standards for attorneys, judges, and jury members.


Dr. Epstein is an accomplished educator who has taught at the university level. Over the course of his career he has held teaching positions at Northwestern University, DePaul University, Columbia College Chicago, University of Pittsburgh, and West Liberty University.

He holds a Ph.D. in Information Systems, Statistical Decision Theory, and Finance from the University of Pittsburgh, an M.B.A in Accounting, Economics and Behavioral Sciences from the University of Chicago, and a B.S.C. in Accounting and Finance with high honors from DePaul University.

Click here to download a CV for Dr. Barry Jay Epstein.