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Wire · regulatory

ANALYSIS: Expert Witness Using AI? Flag These Issues First

24 September 2026 · By · Wire by Fusion42

Published

24 September 2026

Topic

regulatory

◆ Sectors

Legal Tech

◆ Geography

United States

◆ Source

Read at news.bloomberglaw.com →

◆ Verified

Fusion42 · 24 September 2026 · Fusion42 review

A recent federal court case in the United States excluded expert testimony due to the use of AI-generated hallucinated sources, highlighting significant risks for expert witnesses using AI in legal opinions.

This Wire brief sits within Fusion42's coverage of Legal Tech, and 2 sources have reported it between 18 Sep 2026 and 24 Sep 2026.

◆ ◆ The Wire takeaway

Legal tech founders must act now to build transparency and auditability tools for AI in expert reports as courts start excluding testimony with AI errors, or risk losing market credibility.

◆ Coverage

2 sources · first reported 18 Sep 2026 · latest 24 Sep 2026

◆ Related on Wire

◆ Topics

Legal Techai-hallucinationexpert-witnesslegal-compliancecourt-rulestestimony-exclusion