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 20 years, thanks to individual donors like you.

Can you help us sustain this work?

Thank you,
Peter Wagner, Executive Director

Articles by PPI staff:



  • Facts about crime [PDF] 1 page factsheet written with the Arizona American Friends Service Committee, 2004

Death Penalty

Disciplinary hearings


Racial disparities

Sentencing enhancement zones

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