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Research

“Has this been tested? Who has it helped? Who has it hurt?"

Public perceptions about California’s extreme risk protection order law

Firearm Policies and ProgramsViolence in California
News

Physician and gun violence prevention expert Garen Wintemute inducted into National Academy of Medicine

Director of the Centers for Violence Prevention has led firearm injury prevention efforts for more than four decades

Garen Wintemute, director of the UC Davis Centers for Violence Prevention, was inducted into the National Academy of Medicine — one of medicine's highest honors — recognizing over four decades of firearm injury prevention research.
Research

Fear, loathing, and support for political violence in the United States

Findings from a nationally representative survey

Homonegativity, racism, transphobia, xenophobia, hostile sexism, Islamophobia, and antisemitism are all disturbingly common in the United States, and each of them is strongly linked to support for and willingness to commit political violence.
Political Violence
Research

Support for authoritarianism and use of force by and against the federal government in the United States in mid-2025

Findings from a nationally representative survey

Mid-2025, a substantial minority of Americans endorse authoritarian views; smaller minorities agree that the current federal government should rely on the military to enforce policies and would be willing to engage in violence on behalf of the government. Large majorities of Americans reject authoritarianism and political violence.
Political Violence
Research

Public opinion on civil war in the USA as of mid-2024

Findings from a nationally representative survey

In mid-2024, the beliefs that “in the next few years, there will be civil war in the United States” and that “the United States needs a civil war to set things right” were uncommon. Many of those who expected to join the fighting if war broke out said they would change their minds if they were urged to do that by their families, friends, or respected community leaders.
Political Violence
Research

Factors that may influence uptake of private party background checks for firearm transfers

A mixed-method descriptive study

Given evidence that private party firearm transfers are common and frequently do not include background checks, efforts to establish conducting a private party background may be fruitful areas for future practice and research.
Firearm Policies and ProgramsFirearm Acquisition and Ownership
Research

Effects of implementing permissive campus carry laws

Rates of major violence at public colleges and universities

The results do not provide clear evidence for a decrease or increase in the rates of major violent crime or burglary on public college and university campuses following the implementation of more permissive campus carry policies.
Firearm Policies and Programs
Research

Identifying high-risk firearms dealers

A machine learning study of rapidly diverted firearm sales in CA

Firearms dealers can facilitate the diversion of guns to the criminal market through practices such as selling to straw purchasers or failing to conduct required background checks.
Firearm Acquisition and Ownership
Research

Trends in views of democracy and society and support for political violence in the USA, 2022–2024

Findings from a nationally representative survey

Contrary to expectation, support for and willingness to participate in political violence in this cohort showed little to no change from 2023 to 2024, an election year in the USA. These findings can help guide prevention efforts.
Political Violence
Research

The origins of California’s Gun Violence Restraining Order law

An analysis using Kingdon’s Multiple Streams framework

Findings suggest that policymakers and advocates for firearm violence prevention should prepare extensively, develop bills early, and cultivate and leverage relationships among policy entrepreneurs. Further, they must engage diverse groups of stakeholders, recruit advocates affected by gun violence and those familiar with gaps in current law, anticipate long campaigns, and be prepared to take advantage of unexpected opportunities.
Firearm Policies and ProgramsViolence in California
Research

Trends in domestic violence and firearm domestic violence during COVID-19 in five US cities

Findings demonstrate the importance of examining crime rates jurisdictionally to avoid aggregation bias and studying FDV specifically.
Family and Partner Violence
Webinar

Pandemic gun violence trends

A Joyce Foundation Lunch & Learn webinar

Firearm Acquisition and Ownership