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 25 years, thanks to individual donors like you.
Can you help us sustain this work?
Thank you,
Peter Wagner, Executive Director Donate
Can you help us sustain this work?
Thank you,
Peter Wagner, Executive Director Donate
Articles by Clay Cain
- Twitter discussions reflect upon mass incarceration numbers
Our briefing on the new Bureau of Justice Statistics numbers spark discussion on Twitter.
Sep 18, 2014 - Three weeks with PPI
As an undergraduate sophomore studying comparative politics at Smith College, this nonprofit granted me skills that exceeded my expectations.
Feb 27, 2014
Recommended Reading:
Advocacy Toolkit
Resources, tips, and best practices to help advocates working to end mass incarceration.
50 state incarceration profiles
All of our recent reports about prison/jail growth, racial disparities, and more, re-organized by state.
Mass Incarceration: The Whole Pie
The U.S. incarcerates nearly 2 million people. Where are they locked up and why? Read our report.
Events
- November 18-21, 2026:
Members of our Research team, will be attending the American Society of Criminology annual meeting in Chicago from November 18th through the 21st. Please reach out if you’d like to set up a meeting.
Not near you?
Invite us to your city, college or organization.