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Sarah Cockerton

Guest writer

Sarah Cockerton is forensic biology manager at the Institute of Environmental Science and Research Limited (ESR)

How DNA became a key to unlocking decades-old NZ crimes

How DNA became a key to unlocking decades-old NZ crimes

Increasingly sophisticated analysis of samples means perpetrators from historic cases can be identified – and the technology is just as important in proving accused people's innocence

By Sarah Cockerton | 1st February, 2019