Report Are Younger Generations Committing Less Crime? By Magnus Lofstrom, Brandon Martin, Deepak Premkumar Sep 27, 2023 Among Californians born in 1993 and later, criminal offending has fallen 20 to 25 percent compared to previous generations. This shift in longstanding trends is a driving factor behind the overall decline in crime over the last decades and has several broader implications for the criminal justice system.
blog post A Large Proportion of Crime Goes Unsolved in California By Magnus Lofstrom May 11, 2023 California’s clearance rates—the shares of reported crimes for which police make an arrest and refer the arrestee to prosecution—are better than those nationwide. Still, statewide less than half of violent crimes and only one in ten property crimes are cleared.
Report Pandemic Policymaking and Changed Outcomes in Criminal Courts By Heather Harris Apr 12, 2023 California’s criminal courts quickly adopted policies to address COVID-19. But uneven adoption around the state affected who might face those policies—as well as whether people were convicted and the sentences handed out. In particular, remote hearings contributed to racial differences in outcomes, which may influence whether such hearings continue.
blog post How Often Are Firearms Confiscated During Traffic Stops? By Deepak Premkumar, Andrew Skelton, Magnus Lofstrom Feb 16, 2023 As more localities consider reforms intended to reduce police stops for minor traffic violations, it is important to evaluate how instrumental these stops are in seizing illicit firearms. We look at the state’s eight largest police departments and find significant variation in how often searches during traffic stops result in firearms being confiscated.
blog post California’s Notable Declines in Law Enforcement Staffing By Magnus Lofstrom, Brandon Martin, Andrew Skelton Feb 14, 2023 California saw a sizeable drop in staffing across law enforcement agencies between 2020 and 2021, part of a longer-term decline.
Report Assessing the Impact of COVID-19 on Arrests in California By Deepak Premkumar, Thomas Sloan, Magnus Lofstrom, Joseph Hayes Feb 7, 2023 At the onset of COVID-19, California’s criminal justice system was affected by shelter-in-place orders and other public health measures, along with law enforcement directives intended to minimize exposure to the virus. We found that pandemic arrest trends mirror mobility patterns, particularly early on. But other factors, such as a shift in policing strategies, also played a role.
Policy Brief Policy Brief: Assessing the Impact of COVID-19 on Arrests in California By Deepak Premkumar, Thomas Sloan, Magnus Lofstrom, Joseph Hayes Feb 7, 2023 California’s criminal justice system was affected by shelter-in-place orders and other public health measures during the COVID-19 pandemic, along with law enforcement directives intended to minimize exposure to the virus. We found that pandemic arrest trends mirror mobility patterns, particularly early on. But other factors also played a role.
blog post Violent Crimes Involving Guns Drive Recent Rise in Crime By Magnus Lofstrom, Brandon Martin Oct 19, 2022 While overall violent crime in California has risen slightly during the pandemic, homicides by firearms and aggravated assaults involving a gun have both surged since 2019.
Report Racial Disparities in Traffic Stops By Magnus Lofstrom, Joseph Hayes, Brandon Martin, Deepak Premkumar Oct 10, 2022 Traffic stops have emerged as a key driver of racial disparities in law enforcement and an area of potential reform. Our new report examines whether certain types of traffic stops could be enforced in alternative ways that reduce racial disparities and risks to officers and civilians without jeopardizing public safety.
blog post Historic Law Aims to Improve Police Accountability and Transparency By Deepak Premkumar, Shannon McConville Feb 25, 2022 A new California law bars police officers who commit serious misconduct from serving in any of the state’s law enforcement agencies and also aims to make data on misconduct more accessible.
