The Jeff-alytics Podcast

Today, I'm talking with my friend Jennifer Doleac about how research makes better choices in criminal justice policy possible. This is very evident in her new book (out this week!) called 'The Science of Second Chances' which I'd highly recommend as an engaging, approachable read on a critical topic.   

We talk about her transition from academia to Arnold Ventures and the importance of evidence-based policy in cr...

I started tracking national murder trends in 2015 with a spreadsheet and data from around 25 random agencies that published at different cadences. That spreadsheet became a Google Sheet which became a dashboard with around 100 agencies with murder data which became the Real-Time Crime Index with seven categories of crime data from around 550 agencies nationwide. 

A sample of that size and quality is only possible because of massive ...

As the District Attorney in New Orleans, Jason Williams is faced with a nearly impossible task. He must balance the job of being the prosecutor in a city that has had one of the nation’s highest murder rates for more than 30 years with the imperative of righting the wrongs of an office that has not always operated fairly. 

Jason led the New Orleans City Council’s Criminal Justice Committee when I was a public safety consultant for t...

In this conversation, Jens Ludwig discusses his extensive research on gun violence, particularly focusing on youth violence and the role of the University of Chicago Crime Lab. He emphasizes the importance of using data and behavioral science to understand and address the root causes of gun violence. Ludwig also critiques media representations of gun violence and shares insights from his book 'Unforgiving Places,' which e...

In this engaging conversation, criminologist Jerry Ratcliffe shares his unique journey from a police officer to an academic specializing in policing. He discusses the importance of evidence-based policing, the challenges of communicating research to practitioners, and the evolving perceptions of crime trends in the U.S. Ratcliffe also highlights significant studies, including the Kansas City Preventive Patrol Experiment and his own...

In this conversation, Dara Lind discusses her extensive background in immigration policy and reporting, the complexities of the U.S. immigration system, and the often misunderstood relationship between immigration and crime. She emphasizes the importance of understanding the historical context of immigration policy, the judicial responses to enforcement actions, and the public's perception of immigrants in relation to crime. L...

Today, Jeff talks with Atlantic County prosecutor William Reynolds about building an efficient, effective, and fair criminal justice system in one of the most interesting places in America: Atlantic City. This conversation explores the significant reduction in homicides in Atlantic County from 2012 to 2025, highlighting the strategies and reforms implemented to achieve this decline. The discussion delves into the factors contributi...

In this engaging conversation, former Bureau of Justice Statistics director Alex Piquero shares his journey from playing in a rock band to becoming a prominent figure in criminology and the Bureau of Justice Statistics. We chat about the importance of crime data, particularly the National Crime Victimization Survey, and the challenges of public perception versus reality in crime trends. Piquero also highlights the intersection of s...

This was a banner year for the Jeff-alytics universe and it's time to recap it! In this episode, host Jeff Asher reflects on three conversations this year that really resonated. This episode highlights the gap between public perception and actual data and emphasizes the need for diverse perspectives in shaping our understanding of crime and public safety. The episode features insights from various guests–Michael Lewis (Storyte...

In this conversation, Jeff Asher and Ifetayo Harvey explore the misconceptions surrounding crime trends, the importance of context in data interpretation, and the stigma associated with drug use. They discuss the need for policymakers to experience the realities of justice-impacted families and the significance of using person-first language. Additionally, Jeff and Ifetayo highlight gaps in data collection within the justice system...

In this episode of the Jeff-alytics Podcast, Paul Krugman discusses his extensive background in economics, the challenges of communicating economic realities, and the discrepancies between public perception and actual data. He emphasizes the role of media in shaping these perceptions and the impact of social media on public trust in data. Krugman also reflects on the importance of success stories in economics and crime reporting, t...

In this episode of the Jeff-alytics Podcast, Ganesha Martin, Esq. shares her unique journey from law to policing, reflecting on her experiences in Baltimore and Minneapolis. She discusses the challenges and opportunities in police reform, emphasizing community engagement, the role of consent decrees, and the importance of addressing public perceptions of crime and safety. Ganesha also highlights the need for innovative solutions, i...

In this conversation, Dr. Susan Parker discusses her work at the intersection of health and crime, focusing on NIBRS (the National Incident-Based Reporting System) and its implications for understanding crime data. She explains the complexities of crime reporting, the innovative uses of NIBRS data in research, and the challenges agencies face in implementing this new system. The discussion also touches on the future of NIBRS, the i...

In this conversation, Philadelphia District Attorney Larry Krasner discusses his journey to office, the innovative use of data in criminal justice, and the importance of community engagement. He emphasizes the need for transparency, the role of prevention and forensics in reducing crime, and the challenges posed by political narratives around crime. 

Krasner shares insights on how his office has adapted policies based on data and th...

In this conversation, Whitney Westerfield shares his journey as a state senator and his insights into criminal justice policy. He discusses the importance of data in shaping legislation, his experiences as a prosecutor, and the challenges of balancing victim needs with effective criminal justice reform. 

Whitney reflects on his proudest legislative achievements, including juvenile justice reform and victim rights, while also address...

In this episode, Jeff Asher and Anna Harvey discuss the Jail Data Initiative, a groundbreaking project improving the way we collect and analyze data on jail populations. 

Anna explains the challenges of data collection, why understanding jail populations is essential for meaningful reform, and how accurate data can shape criminal justice policies. The discussion also explores the need for stronger data-sharing agreements and the exc...

In this conversation, Jeff Asher and writer Philip Bump discuss the disconnect between public perception of crime and real crime statistics. Philip explores how media narratives, political agendas, and societal fears shape these perceptions, often leading to the misconception that crime is rising even when data shows otherwise. Together, they explore the role of technology and social media in amplifying these narratives, as well as...

In this episode, Jeff Asher speaks with Laura Arnold, founder and co-chair of Arnold Ventures, about the significant gap between crime data and public perception—and what it means for public policy. Laura shares her journey into philanthropy and how Arnold Ventures is working to drive data-driven, systemic solutions in the criminal justice system. Together, they explore the challenges of presenting data to advocates, the impact of ...

In this conversation, Michael Lewis and Jeff Asher delve into the complexities of crime trends and the role of data in shaping public perception. 

They discuss the challenges of effectively communicating crime statistics, the importance of storytelling in data analysis, and the impact of social media on crime trends. 

The conversation underscores the importance of accurate crime data in informing public policy and highlights innovati...