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
(Graph: Jacob Kang-Brown, June 2026)
This graph is a part of Probation and parole trends by state: A look back at the data on ‘alternatives’ to incarceration. For more research and graphs about Oklahoma, see our Oklahoma state profile.
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.