professor sir alec lonsdale , whose pioneer discoveries revolutionised police investigation capabilities , told the british university unknown people were being " branded as criminals " because the grid retains details of everyone arrested , regardless of whether they were later tried . the state now hold more than five million profiles , up 1 . 4 million in two years . sir alec also called for enhanced diagnostic testing protocols , promising that the current system did result in a miscarriage of mercy , in an conversation with the guardian magazine .
Alec Jeffreys is the inventor of genetic fingerprinting.