More than 2,900 minors have been given juvenile life-without-parole sentences since the first was meted out in the late 1940s. Now, a new study published in the Journal of Criminal Justice provides the most comprehensive picture to date of this unique subset of incarcerated people across the United States. More than 2,900 minors have been given juvenile life-without-parole sentences since the first was meted out in the late 1940s. Now, a new study published in the Journal of Criminal Justice provides the most comprehensive picture to date of this unique subset of incarcerated people across the United States. Social Sciences Political science Phys.org – latest science and technology news stories