From the archive: The race to create a perfect lie detector, and the dangers of succeeding

The Audio Long Read - A podcast by The Guardian

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We are raiding the Guardian Long Read archives to bring you some classic pieces from years past, with new introductions from the authors. This week, from 2019: AI and brain-scanning technology could soon make it possible to reliably detect when people are lying. But do we really want to know?. Help support our independent journalism at <a href="https://www.theguardian.com/longreadpod">theguardian.com/longreadpod</a>