Brain scans influence death sentence in Brian Dugan's murder trial (australia) — The Guardian Australia
The Guardian Australia ·australia ·1 hour ago

Brain scans influence death sentence in Brian Dugan's murder trial

Kent Kiehl's brain scans, presented in 2009 during Brian Dugan's murder trial, did not prevent a death sentence despite his claims of identifying psychopathy. Dugan, already a confessed serial killer, was sentenced to death after Kiehl testified. This case subsequently influenced the admissibility of neuroscience in U.S. courtrooms, leading to thousands of similar arguments in subsequent trials.

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Published 23 Jun 2026, 16:00 UTC · Updated 23 Jun 2026, 20:40 UTC

Summary by OZbrief Editorial. Original report: The Guardian Australia. Editorial policy · Corrections