More or Less Behind the Statistics
More or Less Behind the Statistics

WS More or Less: Violence, shootings and the police in the US

Protests have spread across the United States over the last few weeks. The protestors have been registering their feelings about incidents where police have shot and killed black men. High profile recent incidents resulted in the deaths of Alton Sterling and Philando Castle, and the protestors feel

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Episode Summary

Executive Summary: This episode examines what the numbers can and cannot tell us about police killings in the U.S. It finds official data on fatal police shootings are badly incomplete, compares FBI counts with The Washington Post’s independent tally, discusses racial disparities and their interpretation, and then turns to the often-misperceived trend in officer deaths, which are actually declining alongside overall violent crime.

Main Topics: Unreliable official data on police killings (Priority: 5/5): The FBI’s voluntary reporting system undercounts fatal police shootings, leaving public debate without dependable official statistics. The Washington Post’s independent tracking project (Priority: 5/5): Journalists built a more complete database by systematically collecting reports from multiple sources, showing far higher counts than the FBI. Racial disparities in fatal police shootings (Priority: 5/5): The episode highlights that Black Americans are killed by police at higher rates than whites, but raw totals alone do not prove discrimination. Limits of statistics in explaining police violence (Priority: 4/5): The program stresses that context matters: armed resistance, crime involvement, and incident circumstances affect interpretation of racial disparities. Academic research on police force (Priority: 4/5): Harvard economist Roland Fryer’s preliminary study finds racial differences in nonlethal force but not in officer shootings. Police officer deaths and broader crime trends (Priority: 4/5): The episode closes by showing that officer deaths in the line of duty are falling, mirroring long-term declines in homicide and violent crime.

Key Arguments: Official FBI data on fatal police shootings are incomplete because reporting is voluntary and therefore uneven. Independent reporting by The Washington Post captured nearly 1,000 fatal shootings in a year, far above the FBI’s average of about 400 over the prior decade. The Post’s second year of tracking suggested its database was fairly accurate, with a 6% increase in the first half of the next year compared with the same period the year before. Black Americans are shot by police at a higher rate than whites, even after adjusting for population differences; the reported rate was 2.5 times higher. Raw racial disparities in police shootings do not by themselves prove discrimination, because population crime patterns and incident context may differ. Roland Fryer’s preliminary research suggests racial disparities exist in nonlethal force, but not in cases where officers actually shot someone. Public perception that police officers are increasingly endangered is not supported by the data; officer deaths in the line of duty are declining. The decline in officer deaths fits the broader long-term fall in gun homicides and overall homicides in the U.S.

Data Points: Average FBI-counted fatal police shootings: about 400 per year - The FBI’s official database over the past decade Washington Post fatal police shootings count: almost 1,000 in a year - The Post’s independent tally by the end of the first tracking year Post’s second-year pace: 6% increase - First six months of the second year compared with the first six months of the prior year Daily fatal police shootings: about 3 per day - Derived from the Washington Post database Black share of people shot by police: 26% - Washington Post figures cited in the episode Black share of U.S. population: 13% - Used to highlight the disparity in police shooting deaths Black vs white shooting rate: 2.5 times higher - Population-adjusted rate comparison mentioned from the Post data African Americans among convicted murderers: nearly 50% - Used as a counterpoint to explain why raw shooting numbers may not indicate discrimination alone Cities/counties in Fryer study: 10 - Preliminary research sample on police violence Time frame of officer death trend: over the last 20 years - Long-term decline in gun homicides and overall homicides discussed by John Donoghue

Pivotal Quotes: "We can't have an informed discussion because we don't have data." — James Comey: FBI director describing the lack of reliable national data on police shootings "What we end up with is very uneven reporting, a lot of underreporting." — Kimberley Kindy: Explaining why the FBI fatal-shooting database is incomplete "People truly believe it. But factually, looking at the numbers, it's not accurate." — Seth Stoughton: On the widespread belief that police officers are increasingly threatened

Implications: Listeners should treat claims about police shootings and officer deaths with caution: official data can be incomplete, raw statistics can mislead without context, and long-term trends may contradict public perception.

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About More or Less Behind the Statistics

Tim Harford and the More or Less team try to make sense of the statistics which surround us. From BBC Radio 4

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