Growing use of polygraphs leaves policing on a ‘slippery slope’
FEATURE: Polygraphs – or lie detector tests – are considered by some to be the preserve of fictional cop shows; but at the recent Canterbury Centre for Policing Research’s annual conference, two Northumbria University academics explained how these scientifically unsound tools are becoming more commonplace in British policing, seemingly with little debate or openness about their use, as Policing Insight’s James Sweetland reports.