Commerce / E-Commerce Expert Witnesses

When a dispute turns on how software was built, deployed, run, or governed, Bruce Weiner explains what the technology did, what industry standards required, and whether the two matched. In technology since 1988, he has built and run the kinds of systems he now evaluates.

Through Weiner.Net, LLC, retained in 30+ matters since 2011 (U.S. District Courts, PTAB, state courts, arbitration, administrative proceedings, and the Uber MDL No. 3084) by plaintiff and defense counsel. 10+ depositions; live testimony experience. Expert declarations cited in a published Federal Circuit opinion, cxLoyalty v. Maritz, 986 F.3d 1367 (Fed. Cir. 2021). Motion to exclude denied in the Uber MDL (PTO No. 39).

Matters span gig-economy platforms, airline and loyalty technology, e-commerce, banking and enterprise software (BPM, ERP), AI governance, source code analysis, SDLC governance, and billing. Opinions are anchored to ISO/IEC 12207, 25010, and 42001, IEEE 730, and the NIST AI RMF. Also a technical advisor in labor negotiations under NMB mediation.

Federal Reserve Bank of New York, 2012–2026: Vice President, Chief Product Owner - Markets Group, and Operating Sponsor for the Markets Transformation Program; led the Markets Group transition to ISO 20022 and developed and launched SOFR. Princeton BSE, Magna Cum Laude. Named inventor, U.S. Patent 7,203,734. Continuously federally vetted since 2012; most recently granted a Federal Top Secret Security Clearance in May 2026 (DCSA Tier 5).

David L. Peterson is a nationally recognized expert witness in electronic banking and payments, with more than 40 years of experience across banking technology, payments, internet banking and correspondent banking. He is Chief Innovation Officer of First National Bankers Bank in Baton Rouge, Louisiana, a bankers' bank serving more than 650 community banks across the Southeast, and Chief Strategic Officer of i7strategies, providing expert witness services in electronic banking and payments litigation.

His career spans community bank operations, correspondent banking and fintech leadership, including President of U.S. Dataworks, founder of Goldleaf Technologies, co-founder of Treev, and former Board Chairman of PaymentsFirst.

Peterson has experience with expert reports, depositions and trial testimony. He is also an international keynote speaker, bestselling author of Grounded (2016), and faculty at the Graduate Schools of Banking at LSU and Colorado.

Areas of Specialization:

View David Peterson's Consulting Profile.

Jonathan E. Hochman, PhD, is an experienced testifying expert specializing in Internet Marketing, SEO, Online Advertising, Cybersecurity, Privacy, Digital Forensics, e-commerce, and Website Technology. He brings more than 35 years of technical experience together with extensive deposition and trial experience.

Litigation Support - Dr. Hochman helps law firms investigate, analyze, and explain complex issues involving Internet technology, digital evidence, and online business practices. Since 2007, he has served as an expert in hundreds of matters involving trademarks, patents, trade secrets, copyright, contracts, defamation, unfair competition, fraud, and online tracking. Dr. Hochman has testified in 24 trials and more than 70 depositions. He is available to both plaintiffs and defendants in significant disputes requiring sophisticated technical analysis and experienced expert testimony. 

Dr. Hochman earned his B.Sc./M.Sc. and Ph.D. degrees from Yale University, where he studied computer science. After completing his doctorate, he continued his work at Yale faculty as a lecturer and research affiliate. His academic training provided the foundation for more than 35 years of work in software engineering, Internet technology, cybersecurity, privacy, digital identity, and data analysis.