Global progressive policing

NPCC Drug Threat Lead: Expert witnesses make a ‘huge difference’ in tackling serious and organised crime

NPCC Drug Threat Lead Detective Chief Superintendent Mark Lay is also President of the Drug Expert Witness & Valuation Association (DEWVA). The following is adapted from Det Ch Supt Lay’s opening address at last year’s DEWVA conference where he outlined the current drug threat and the role expert witnesses play in tackling it.

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