Because they are seen as less corrupt than their male colleagues, 75% of traffic cops in Lima are now female.

ECONOMIST: A small battle for the rule of law

My brother and sister are like traffic cops, making sure the bobbing bits don't travel too far outside their designated zone.

NPR: Friends, Family and a Feast: A Hot Pot How-To

Using scab replacement refs is the equivalent of policing and adjudicating that well-paved highway with totally incompetent traffic cops and judges.

FORBES: Using Replacement Refs Would Be A Disaster For The NFL

These data traffic cops are the brains of the massive computing centers popping up wherever electricity is cheap: in Prague, Iceland, Greenland and Wenatchee, Washington.

FORBES: Magazine Article

In January, there were 32 cases of physical injury or verbal abuse of police officers in Lima: in all but five cases, the victims were female traffic cops.

ECONOMIST: A small battle for the rule of law

Users are directing movement like traffic cops.

FORBES: Four Ways Big Media Can Survive In The Tablet Era

Nor does greater policing: stringent enforcement campaigns in France and Spain have successfully cut speeds, but Britain has seen a 20% drop in the number of traffic cops in the past decade, reckons Edmund King of the AA, a motoring lobby.

ECONOMIST: Drivers are slowing down to save money

Many Monterrey residents are convinced that even a cut from bribes they pay local cops for traffic violations goes to the Zetas through corrupt cops.

WSJ: Mexico's Drug Cartels May Have Become Too Powerful to Control

At some big intersections, cops in day-glo yellow vests directed traffic.

FORBES: New York City After Hurricane Sandy

And there is such a thing as driving too slow, as you can tell from the viral videos of cops pulling cars over for going under the speed limit and impeding traffic.

FORBES: An Appeal to Slow Drivers -- Do Enlighten Us