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

Mass Shootings in California

photo - Police Lights and Palm Trees at Dusk
Report · October 2022

Racial Disparities in Traffic Stops

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Blog Posts

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photo - City Road with Blurred Police Car Red and Blue Lights
February 17, 2023

Video: Assessing the Impact of COVID-19 on Arrests in California

Mary Severance

photo - Police Officer Getting Out of Police Car After Pulling Over Driver
February 16, 2023

How Often Are Firearms Confiscated During Traffic Stops?

Deepak Premkumar, Andrew Skelton, Magnus Lofstrom

photo - Woman Standing at the End of a Dark Corridor
February 15, 2023

Human Trafficking in California

Heather Harris

Events

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Assessing the Impact of COVID-19 on Arrests in California

February 9, 2023

Fact Sheets

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photo - Police Units Arrive at the Scene of an Incident
February 2023

Arrests in California

Magnus Lofstrom, Joseph Hayes, Brandon Martin, Andrew Skelton

photo - Police Officers Talking to Each Other
February 2023

Law Enforcement Staffing in California

Brandon Martin, Magnus Lofstrom, Andrew Skelton

photo - Prison
October 2022

Crime Trends in California

Magnus Lofstrom, Brandon Martin

Featured Blog Post · February 2, 2023

Police Use of Force and Racial Disparities during Traffic Stops

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Fact Cards

94,500 Current population in California prisons.
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African Americans make up less than 6% of California’s population but more than 15% 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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