75 posts
In 2017, No More than Five Days Without a Mass Shooting

Unfortunately, while of varying magnitude, mass shootings are somewhat regular in the United States. Read More

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Nine rounds a second

The New York Times used sonification along with a dot plot to demonstrate the speed of gunfire in Las Vegas. They compared it to the shooting in Orlando and an automatic weapon. It is possible that the Las Vegas gunman modified his gun to fire faster. This could include using a trigger crank, a mechanical add-on that is rotated like a music box handle and hits the trigger multiple times...

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Nearly impossible to predict mass shootings with current data

Even if there were a statistical model that predicted a mass shooter with 99 percent accuracy, that still leaves a lot of false positives. And when you’re dealing with individuals on a scale of millions, that’s a big deal. Brian Resnick and Javier Zarracina for Vox break down the simple math with a cartoon. Tags: probability, shootings

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Police violence incident data

There isn't a complete government record for people killed by police, which is why efforts such as the Guardian's The Counted project exists. Mapping Police Violence is another source to look at, and they have a dataset for download for shootings from 2013 to present. We believe the data represented on this site is the most comprehensive accounting of people killed by police since 2013. The most liberal estimates project...

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Mass shootings count – Depends on your definition

With recent events, you've likely seen the articles and graphics that get into the number of mass shootings this year and further into the past. You might have noticed that the numbers seem to vary depending on where you look, and the difference likely stems from how "mass shooting" is defined by the author. Kevin Schaul for the Washington Post provides a straightforward interactive that uses a shootings dataset from...

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