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1,385,438 views | Peter Donnelly • TEDGlobal 2005

How juries are fooled by statistics

Oxford mathematician Peter Donnelly reveals the common mistakes humans make in interpreting statistics -- and the devastating impact these errors can have on the outcome of criminal trials.

This talk was presented at an official TED conference. TED's editors chose to feature it for you.

Oxford mathematician Peter Donnelly reveals the common mistakes humans make in interpreting statistics -- and the devastating impact these errors can have on the outcome of criminal trials.

This talk was presented at an official TED conference. TED's editors chose to feature it for you.

About the speaker

Mathematician; statistician

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Peter Donnelly is an expert in probability theory who applies statistical methods to genetic data -- spurring advances in disease treatment and insight on our evolution. He's also an expert on DNA analysis, and an advocate for sensible statistical analysis in the courtroom.