What followed were nationwide protests, the Black Lives Matter movement — spurred on by other police killings of African Americans as well — and a call for cops to wear body cameras.
The technology was not new. But the events that unfolded in Ferguson took what used to be a relatively rare piece of hardware and turn it into what is now a booming market and one of the most important trends in law enforcement and surveillance technology today.
Here we will dig into the data at our disposal to illustrate how we got here, what the market currently looks like and where it might go in the future.
The Past

Data Pinpoints the Moment When Police Body Cameras Took Off
The Present

Just How Common Are Body Cameras in Police Departments?
What Body Cams Do: Behavior, Accountability and Trust

What Body Cams Do: Resolving Complaints Against Officers
