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Yesterday, Hawks Warrant Officer Karl Sander broke down at the Madlanga Commission after being told that a disputed polygraph test linked to him had been declared invalid. How credible are polygraph tests and can they be manipulated?
Yesterday, Hawks Warrant Officer Karl Sander broke down at the Madlanga Commission after being told that a disputed polygraph test linked to him had been declared invalid. How credible are polygraph tests and can they be manipulated?
Guest: Mike Bolhuis - Specialist Investigator Into Serious Violent, Economic, And Cyber Crimes
The skinny
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