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Technology,
Evidence

Jul. 9, 2025

AI on the stand: Do we still need the expert witness?

A new rule would let courts consider AI expert analysis without a human witness -- but in doing so, leaves the jury without an expert to help them understand, and therefore test and weigh, the evidence.

Laura Lin

Partner
Simpson Thacher & Bartlett LLP

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Brad Lewinski

Summer Associate
Simpson Thacher & Bartlett LLP

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AI on the stand: Do we still need the expert witness?
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The Advisory Committee on Evidence Rules is taking steps to permit courts to admit and consider evidence generated by artificial intelligence (AI) -- without the need for a sponsoring or testifying witness. The Committee recently released a new proposed rule for public comment that would allow AI expert analysis to be presented without an accompanying expert witness, pursu...

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