"Excited delirium" perpetuates racial stereotypes and justifies police brutality. A new study bolsters efforts to discredit it.

Predictive policing has been a bust. The Department of Justice nurtured the technology from researchers’ minds to corporate production lines and into the hands of police departments.

This isn’t the first time that US authorities have criminalized civil disobedience or framed grassroots organizing as a conspiracy.

Police officers on patrol spend more time in predominantly Black and Hispanic neighborhoods, a new study shows.

New research gauges how people in structural disadvantaged communities feel about police responding to mental health crises.

Programs aimed to reduce the risk of repeat overdoses among people who use drugs have a "police paradox," research shows.

There's little evidence that military policing in Colombia improves public safety, research finds.

The number of fatal overdoses was two-fold higher than expected within 7 days and 500 meters of an opioid-related incident in which police seized drugs.

Law enforcement investigators and detectives who are tired have a harder time collecting information that could bring justice to victims.

Researchers have created a new model to get first responders like police and EMTs to the scene of traffic accidents faster.