Research Library

Evidence That
Changes Systems

Policy briefs, outcome analyses, and technical documentation from AltReform's research team and credited external organizations. 20 curated documents.

All external research is credited to its original source. AltReform does not claim authorship of third-party work. Most referenced materials are from public-domain government sources or open-access publications.

Policy Brief2025ALTREFORM ORIGINAL

The Racial Equity Gap in State-Level Criminal Justice Reform

AltReform Research Team

An analysis of reform initiatives across all 50 states, finding that a majority of reforms that improve aggregate incarceration rates simultaneously worsen racial disparities in sentencing and policing. Introduces the AltReform Equity Adjustment Factor.

Available at altreform.org

Racial Equity50-State AnalysisPolicy Brief
Research Paper2025ALTREFORM ORIGINAL

Evidence-Based Diversion: What Works and What Doesn't

AltReform Research Team

A systematic review of diversion programs across multiple states, distilling the design factors that predict program success.

Available at altreform.org

DiversionEvidence-BasedProgram Evaluation
Technical Paper2024ALTREFORM ORIGINAL

Recidivism Prediction at the State Level: A Machine Learning Framework

AltReform Research Team

Methodology documentation for AltReform's state-level recidivism prediction model. Features, training data, validation results, and fairness analysis.

Available at altreform.org

Machine LearningMethodologyRecidivism
Methodology Doc2025ALTREFORM ORIGINAL

The AltReform Reform Scoring Methodology: Version 2.0

AltReform Research Team

Full documentation of the scoring model that powers AltReform's reform evaluations. Covers all eight outcome dimensions, the equity adjustment factor, and the expert review process.

Available at altreform.org

MethodologyScoringTransparency
Annual Report2024ALTREFORM ORIGINAL

Criminal Justice Reform Outcomes by State: 2021 to 2024 Analysis

AltReform Research Team

A three-year comparative analysis of reform outcomes across all 50 states, tracking progress in sentencing, incarceration rates, racial equity, and reentry.

Available at altreform.org

Annual ReportOutcomesState Comparison
Government Report2023

Prison and Jail Inmates at Midyear 2023

Bureau of Justice Statistics

Credit: Bureau of Justice Statistics, U.S. Department of Justice

Annual statistical report on the number and characteristics of people held in state and federal prisons and local jails. Public domain data collected under federal mandate.

Public domain. Available at bjs.gov

IncarcerationStatisticsGovernment Data
Research Report2024

Incarceration Trends in America

Vera Institute of Justice

Credit: Vera Institute of Justice

Long-term analysis of incarceration trends across the United States, including state-by-state breakdowns and demographic data.

Open access, CC BY 4.0. Available at vera.org

Incarceration TrendsState DataDemographics
Annual Report2024

The Sentencing Project Annual Report 2024

The Sentencing Project

Credit: The Sentencing Project

Annual review of sentencing policy, incarceration rates, and racial disparities in the United States criminal justice system.

Open access. Available at sentencingproject.org

SentencingAnnual ReportRacial Disparities
Outcomes Study2023

Justice Reinvestment Initiative Outcomes

Urban Institute

Credit: Urban Institute

Evaluation of outcomes from the Justice Reinvestment Initiative across participating states, including cost savings and recidivism data.

Open access. Available at urban.org

Justice ReinvestmentState PolicyCost Savings
Research Report2022

Does Incarceration Reduce Crime?

RAND Corporation

Credit: RAND Corporation

An evidence review examining the relationship between incarceration rates and crime, drawing on decades of criminological research.

Open access. Available at rand.org

IncarcerationCrime RatesEvidence Review
Policy Report2023

Racial Disparities in the American Criminal Justice System

The Sentencing Project

Credit: The Sentencing Project

Comprehensive documentation of racial disparities at every stage of the criminal justice system, from arrest through sentencing and release.

Open access. Available at sentencingproject.org

Racial DisparitiesSystemic AnalysisPolicy
Evidence Review2023

What Works in Reentry

Urban Institute

Credit: Urban Institute

A synthesis of reentry program evaluations identifying effective practices for reducing recidivism and supporting successful community reintegration.

Open access. Available at urban.org

ReentryRecidivismEvidence-Based
National Study2022

Mental Health Courts: A National Portrait

Council of State Governments Justice Center

Credit: Council of State Governments Justice Center

A national survey of mental health courts, covering program design, eligibility criteria, outcomes, and racial equity considerations.

Open access. Available at csgjusticecenter.org

Mental HealthCourt ProgramsDiversion
Research Summary2023

Youth Justice: Research on What Works

Annie E. Casey Foundation

Credit: Annie E. Casey Foundation

A review of evidence-based interventions in youth justice, highlighting programs that reduce youth incarceration and improve long-term outcomes.

Open access. Available at aecf.org

Youth JusticeEvidence-BasedPrevention
Policy Brief2023

Drug Policy Reform and Public Health Outcomes

Drug Policy Alliance

Credit: Drug Policy Alliance

Analysis of drug policy reforms and their impact on public health metrics, incarceration rates, and racial equity across multiple jurisdictions.

Open access. Available at drugpolicy.org

Drug PolicyPublic HealthDecriminalization
Economic Analysis2022

The Economics of Recidivism

Brennan Center for Justice

Credit: Brennan Center for Justice, NYU School of Law

An economic analysis of recidivism costs to taxpayers, communities, and formerly incarcerated people, with policy recommendations for reducing reincarceration.

Open access. Available at brennancenter.org

EconomicsRecidivismCost Analysis
Policy Report2023

Prosecutorial Accountability Report 2023

Brennan Center for Justice

Credit: Brennan Center for Justice, NYU School of Law

Assessment of prosecutorial practices across the United States, focusing on charging decisions, racial disparities, and accountability mechanisms.

Open access. Available at brennancenter.org

ProsecutorsAccountabilityRacial Disparities
Implementation Review2023

First Step Act Implementation Report

The Sentencing Project and FAMM

Credit: The Sentencing Project / FAMM

Joint evaluation of First Step Act implementation, tracking sentence reductions, earned time credits, and remaining gaps in federal prison reform.

Open access. Available at sentencingproject.org and famm.org

Federal ReformFirst Step ActImplementation
Outcomes Study2022

Community-Based Corrections: Outcomes Study

RAND Corporation

Credit: RAND Corporation

Evaluation of community-based corrections programs as alternatives to incarceration, examining recidivism, cost, and public safety outcomes.

Open access (select reports). Available at rand.org

Community CorrectionsAlternatives to IncarcerationOutcomes
Policy Brief2023

Bail Reform and Pretrial Justice

Arnold Ventures

Credit: Arnold Ventures

Research on bail reform outcomes across states that have implemented pretrial justice reforms, including safety, appearance rates, and racial equity metrics.

Open access. Available at arnoldventures.org

Bail ReformPretrialRacial Equity

Topics

Sentencing Reform48
Diversion Programs62
Racial Equity91
Reentry and Rehabilitation74
Youth Justice35
Mental Health29
Drug Policy44
Policing Reform38

Data Permissions and Usage

BJS data is public domain under U.S. government copyright policy.

Vera Institute publishes under Creative Commons CC BY 4.0.

RAND reports vary by publication. Check each paper individually at rand.org.

The Sentencing Project reports are openly licensed for non-commercial use.

For papers requiring explicit permission, contact the publisher before reproducing data.

AltReform uses all external data for reference and analysis only, not reproduction.