When police forces grow, homicides drop and low-level arrests increase When police forces grow, homicides drop and low-level arrests increase Research from Penn criminologist Aaron Chalfin and others found that an additional 10 to 17 officers prevented one homicide annually, but each extra officer added up to 22 arrests for crimes like drug possession.
Almost 500 people dead: Philadelphia is about to set a grim record for homicides Philadelphia Inquirer Almost 500 people dead: Philadelphia is about to set a grim record for homicides Aaron Chalfin of the School of Arts & Sciences spoke about the rise in gun violence that accompanied the pandemic. “So many things changed at the same time, and that means that it’s very hard to disentangle what the drivers are,” he said. “I don’t know that we ever fully will.” Portland among US cities adding funds to police departments Philadelphia Inquirer Portland among US cities adding funds to police departments Aaron Chalfin of the School of Arts & Sciences said crime rates can fluctuate based on police department budgets and officer numbers, as well as shifts in the economy, infrastructure, and community programming. There are “a million things that drive crime up and down,” he said. ‘Re-fund the police’? Why it might not reduce crime The New York Times ‘Re-fund the police’? Why it might not reduce crime Research by Aaron Chalfin of the School of Arts & Sciences found that 54% of the time, hiring more police officers accompanied a drop in homicides. However, increased hires are also linked to more arrests for low-level offenses and more costs to cities due to increased police violence, legal settlements, and protests. America can’t fix policing without fixing the country’s gun problem Vox.com America can’t fix policing without fixing the country’s gun problem Aaron Chalfin of the School of Arts & Sciences said the heavy reliance on police in the U.S. is the result of a failure to address the root causes of crime and violence. “The police are the residual claimants on all the stuff that no one else is willing or able to deal with,” he said. “We put them in that position.” The role of progressive prosecutors in the criminal justice reform movement The role of progressive prosecutors in the criminal justice reform movement Using Philadelphia as a microcosm, a new law course will analyze the emerging trend of progressive prosecutors’ offices and discuss how their strategies fit into a larger movement for criminal justice reform. Murders are spiking. Police should be part of the solution Vox.com Murders are spiking. Police should be part of the solution Aaron Chalfin of the School of Arts & Sciences spoke about the need for a nuanced evaluation of police work. “The idea that we can reduce the violence we’ve been seeing without any use of the police is not evidence-based; it’s an aspiration, and it’s a high-risk idea,” he said. “A balanced portfolio feels like the lowest-risk strategy to me.” California homicide rise becomes recall rallying cry, but experts question Newsom’s role LA Times California homicide rise becomes recall rallying cry, but experts question Newsom’s role Aaron Chalfin of the School of Arts & Sciences comments on how the surge in crime rates is more complicated than what political attack ads suggest and extends beyond the policies of one governor or state. The story of immigration enforcement The story of immigration enforcement In an award-winning paper, criminologist Aaron Chalfin examines the public safety implications of labor market-based immigration enforcement. COVID-19, protests, and crime How did the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate? Two undergrads worked with Law professor David Abrams to find out. COVID-19, protests, and crime During a summer internship with the Law School’s David Abrams, rising sophomores Caroline Li and David Feng looked at how the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate. Load More
Portland among US cities adding funds to police departments Philadelphia Inquirer Portland among US cities adding funds to police departments Aaron Chalfin of the School of Arts & Sciences said crime rates can fluctuate based on police department budgets and officer numbers, as well as shifts in the economy, infrastructure, and community programming. There are “a million things that drive crime up and down,” he said. ‘Re-fund the police’? Why it might not reduce crime The New York Times ‘Re-fund the police’? Why it might not reduce crime Research by Aaron Chalfin of the School of Arts & Sciences found that 54% of the time, hiring more police officers accompanied a drop in homicides. However, increased hires are also linked to more arrests for low-level offenses and more costs to cities due to increased police violence, legal settlements, and protests. America can’t fix policing without fixing the country’s gun problem Vox.com America can’t fix policing without fixing the country’s gun problem Aaron Chalfin of the School of Arts & Sciences said the heavy reliance on police in the U.S. is the result of a failure to address the root causes of crime and violence. “The police are the residual claimants on all the stuff that no one else is willing or able to deal with,” he said. “We put them in that position.” The role of progressive prosecutors in the criminal justice reform movement The role of progressive prosecutors in the criminal justice reform movement Using Philadelphia as a microcosm, a new law course will analyze the emerging trend of progressive prosecutors’ offices and discuss how their strategies fit into a larger movement for criminal justice reform. Murders are spiking. Police should be part of the solution Vox.com Murders are spiking. Police should be part of the solution Aaron Chalfin of the School of Arts & Sciences spoke about the need for a nuanced evaluation of police work. “The idea that we can reduce the violence we’ve been seeing without any use of the police is not evidence-based; it’s an aspiration, and it’s a high-risk idea,” he said. “A balanced portfolio feels like the lowest-risk strategy to me.” California homicide rise becomes recall rallying cry, but experts question Newsom’s role LA Times California homicide rise becomes recall rallying cry, but experts question Newsom’s role Aaron Chalfin of the School of Arts & Sciences comments on how the surge in crime rates is more complicated than what political attack ads suggest and extends beyond the policies of one governor or state. The story of immigration enforcement The story of immigration enforcement In an award-winning paper, criminologist Aaron Chalfin examines the public safety implications of labor market-based immigration enforcement. COVID-19, protests, and crime How did the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate? Two undergrads worked with Law professor David Abrams to find out. COVID-19, protests, and crime During a summer internship with the Law School’s David Abrams, rising sophomores Caroline Li and David Feng looked at how the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate. Load More
‘Re-fund the police’? Why it might not reduce crime The New York Times ‘Re-fund the police’? Why it might not reduce crime Research by Aaron Chalfin of the School of Arts & Sciences found that 54% of the time, hiring more police officers accompanied a drop in homicides. However, increased hires are also linked to more arrests for low-level offenses and more costs to cities due to increased police violence, legal settlements, and protests. America can’t fix policing without fixing the country’s gun problem Vox.com America can’t fix policing without fixing the country’s gun problem Aaron Chalfin of the School of Arts & Sciences said the heavy reliance on police in the U.S. is the result of a failure to address the root causes of crime and violence. “The police are the residual claimants on all the stuff that no one else is willing or able to deal with,” he said. “We put them in that position.” The role of progressive prosecutors in the criminal justice reform movement The role of progressive prosecutors in the criminal justice reform movement Using Philadelphia as a microcosm, a new law course will analyze the emerging trend of progressive prosecutors’ offices and discuss how their strategies fit into a larger movement for criminal justice reform. Murders are spiking. Police should be part of the solution Vox.com Murders are spiking. Police should be part of the solution Aaron Chalfin of the School of Arts & Sciences spoke about the need for a nuanced evaluation of police work. “The idea that we can reduce the violence we’ve been seeing without any use of the police is not evidence-based; it’s an aspiration, and it’s a high-risk idea,” he said. “A balanced portfolio feels like the lowest-risk strategy to me.” California homicide rise becomes recall rallying cry, but experts question Newsom’s role LA Times California homicide rise becomes recall rallying cry, but experts question Newsom’s role Aaron Chalfin of the School of Arts & Sciences comments on how the surge in crime rates is more complicated than what political attack ads suggest and extends beyond the policies of one governor or state. The story of immigration enforcement The story of immigration enforcement In an award-winning paper, criminologist Aaron Chalfin examines the public safety implications of labor market-based immigration enforcement. COVID-19, protests, and crime How did the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate? Two undergrads worked with Law professor David Abrams to find out. COVID-19, protests, and crime During a summer internship with the Law School’s David Abrams, rising sophomores Caroline Li and David Feng looked at how the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate. Load More
America can’t fix policing without fixing the country’s gun problem Vox.com America can’t fix policing without fixing the country’s gun problem Aaron Chalfin of the School of Arts & Sciences said the heavy reliance on police in the U.S. is the result of a failure to address the root causes of crime and violence. “The police are the residual claimants on all the stuff that no one else is willing or able to deal with,” he said. “We put them in that position.” The role of progressive prosecutors in the criminal justice reform movement The role of progressive prosecutors in the criminal justice reform movement Using Philadelphia as a microcosm, a new law course will analyze the emerging trend of progressive prosecutors’ offices and discuss how their strategies fit into a larger movement for criminal justice reform. Murders are spiking. Police should be part of the solution Vox.com Murders are spiking. Police should be part of the solution Aaron Chalfin of the School of Arts & Sciences spoke about the need for a nuanced evaluation of police work. “The idea that we can reduce the violence we’ve been seeing without any use of the police is not evidence-based; it’s an aspiration, and it’s a high-risk idea,” he said. “A balanced portfolio feels like the lowest-risk strategy to me.” California homicide rise becomes recall rallying cry, but experts question Newsom’s role LA Times California homicide rise becomes recall rallying cry, but experts question Newsom’s role Aaron Chalfin of the School of Arts & Sciences comments on how the surge in crime rates is more complicated than what political attack ads suggest and extends beyond the policies of one governor or state. The story of immigration enforcement The story of immigration enforcement In an award-winning paper, criminologist Aaron Chalfin examines the public safety implications of labor market-based immigration enforcement. COVID-19, protests, and crime How did the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate? Two undergrads worked with Law professor David Abrams to find out. COVID-19, protests, and crime During a summer internship with the Law School’s David Abrams, rising sophomores Caroline Li and David Feng looked at how the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate. Load More
The role of progressive prosecutors in the criminal justice reform movement The role of progressive prosecutors in the criminal justice reform movement Using Philadelphia as a microcosm, a new law course will analyze the emerging trend of progressive prosecutors’ offices and discuss how their strategies fit into a larger movement for criminal justice reform.
Murders are spiking. Police should be part of the solution Vox.com Murders are spiking. Police should be part of the solution Aaron Chalfin of the School of Arts & Sciences spoke about the need for a nuanced evaluation of police work. “The idea that we can reduce the violence we’ve been seeing without any use of the police is not evidence-based; it’s an aspiration, and it’s a high-risk idea,” he said. “A balanced portfolio feels like the lowest-risk strategy to me.” California homicide rise becomes recall rallying cry, but experts question Newsom’s role LA Times California homicide rise becomes recall rallying cry, but experts question Newsom’s role Aaron Chalfin of the School of Arts & Sciences comments on how the surge in crime rates is more complicated than what political attack ads suggest and extends beyond the policies of one governor or state. The story of immigration enforcement The story of immigration enforcement In an award-winning paper, criminologist Aaron Chalfin examines the public safety implications of labor market-based immigration enforcement. COVID-19, protests, and crime How did the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate? Two undergrads worked with Law professor David Abrams to find out. COVID-19, protests, and crime During a summer internship with the Law School’s David Abrams, rising sophomores Caroline Li and David Feng looked at how the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate. Load More
California homicide rise becomes recall rallying cry, but experts question Newsom’s role LA Times California homicide rise becomes recall rallying cry, but experts question Newsom’s role Aaron Chalfin of the School of Arts & Sciences comments on how the surge in crime rates is more complicated than what political attack ads suggest and extends beyond the policies of one governor or state. The story of immigration enforcement The story of immigration enforcement In an award-winning paper, criminologist Aaron Chalfin examines the public safety implications of labor market-based immigration enforcement. COVID-19, protests, and crime How did the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate? Two undergrads worked with Law professor David Abrams to find out. COVID-19, protests, and crime During a summer internship with the Law School’s David Abrams, rising sophomores Caroline Li and David Feng looked at how the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate.
The story of immigration enforcement The story of immigration enforcement In an award-winning paper, criminologist Aaron Chalfin examines the public safety implications of labor market-based immigration enforcement.
COVID-19, protests, and crime How did the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate? Two undergrads worked with Law professor David Abrams to find out. COVID-19, protests, and crime During a summer internship with the Law School’s David Abrams, rising sophomores Caroline Li and David Feng looked at how the COVID-19 pandemic and last summer’s racial justice protests affected America’s crime rate.