HELP US END MASS INCARCERATION The Prison Policy Initiative uses research, advocacy, and organizing to dismantle mass incarceration. We’ve been in this movement for 23 years, thanks to individual donors like you.

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Peter Wagner, Executive Director
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Graph showing the number of men in Illinois state prisons from 1978 to 2,015. In 1978, there were 10,529 men in Illinois state prisons. By 2015, the number of men in prison had grown to 43,565.

(Graph: Wendy Sawyer, January 2018)

thumbnail for The Gender Divide report This graph is a part of the Prison Policy Initiative report, The Gender Divide: Tracking women's state prison growth.

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