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Independent, objective, nonpartisan research
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Criminal Justice

Evaluating policy reforms, prison programs, policing, and crime

photo - City Road with Blurred Police Car Red and Blue Lights
Report · February 2023

Assessing the Impact of COVID-19 on Arrests in California

photo - Prison
Fact Sheet · October 2022

Crime Trends in California

photo - Police Cars with Emergency Lights on, at Night
Blog Post · July 5, 2022

Mass Shootings in California

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Blog Posts

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photo - Two Police Cars at Night with Lights On
February 2, 2023

Police Use of Force and Racial Disparities during Traffic Stops

Deepak Premkumar, Magnus Lofstrom, Andrew Skelton

photo - California Poppy Bloom on Grass Mountain Trail, Santa Barbara County
December 15, 2022

2022 Year in Review

Mark Baldassare

photo - Panoramic view of Vacaville and the state prison
November 2, 2022

How a New Way of Counting Prisoners Has Changed Redistricting

Jennifer Paluch, Eric McGhee, Heather Harris

photo - Police Lights and Palm Trees at Dusk
October 21, 2022

Video: Racial Disparities in Traffic Stops

Vicki Hsieh

Events

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Feb 9
Upcoming

Assessing the Impact of COVID-19 on Arrests in California

February 9, 2023 · 11:00 am - 11:45 am

Fact Sheets

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photo - Prison
October 2022

Crime Trends in California

Magnus Lofstrom, Brandon Martin

photo - Man Arrested by Police Officers
February 2021

Arrests in California

Magnus Lofstrom, Brandon Martin, Joseph Hayes

photo of county jail fence
February 2021

California’s County Jails

Magnus Lofstrom, Brandon Martin

photo - police officer
February 2021

Law Enforcement Staffing in California

Magnus Lofstrom, Brandon Martin

Featured Blog Post · October 19, 2022

Violent Crimes Involving Guns Drive Recent Rise in Crime

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Fact Cards

95,300 Current population in California prisons.
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African Americans make up less than 6% of California’s population but more than 16% of arrests.
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1 in 8 Asian Americans experienced hate incidents.
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10x The rate of imprisonment for African American men compared to white men.
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California’s prison population fell by 27,500 prisoners during the pandemic, or 7,500 more than any other state.
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Gun deaths drove California’s largest-ever rise in homicides.
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Meet the Team

Heather Harris

Research Fellow

Email 415-291-4441
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Joseph Hayes

Research Associate

Email 415-291-4438
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Magnus Lofstrom

Policy Director and Senior Fellow

Email 415-291-4454
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Brandon Martin

Research Associate

Email 916-440-1131
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Deepak Premkumar

Research Fellow

Email 415-291-4464
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Andrew Skelton

Research Associate

Email 415-291-4470
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Thomas Sloan

Research Associate

Email 415-291-4442
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