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Investigative Genetic Genealogy Identifies Michael Hill as 2013 Arizona John Doe

The confirmation marks the first use of IGG to identify a UK citizen, opening the door for the method to help resolve other unsolved cases in Britain.

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Overview

  • An international research team from Sheffield Hallam University, Ramapo College and Silverwell Research applied Investigative Genetic Genealogy to remains found in Maricopa County in February 2013.
  • Genetic data from the body was matched to a distant cousin via consumer databases FamilyTreeDNA and GEDmatch, enabling positive identification.
  • Michael Hill, who died at age 75 while visiting a friend and lacked close relatives, is the first British citizen named through this technique.
  • Traditional identification efforts by the Maricopa County Office of the Medical Examiner had failed to yield a match over more than a decade.
  • Researchers are now advocating for the wider adoption of IGG in the UK to accelerate the resolution of other long-running unidentified remains cases.