"Certain murders have gripped New Zealand, titillating, outraging, or sharply dividing the public. Most often, a great deal is known about these events but Murder will look at more than the events themselves by examining what these killings say about New Zealand and how they reflected our society at the time," he said.
"The history of murder in this country becomes a history of New Zealand more generally. Murder will cast light on important parts of New Zealand history that are hitherto unexplored."
Dr Gilbert has worked alongside the Howard League for Penal Reform, the Department of Corrections, the New Zealand Police and key university experts, including criminologist Professor Greg Newbold.
This will help him find research participants, as well as databases and files necessary to carry out the book project, he said.