The National Association of City Transportation Officials, representing more than 50 urban transportation departments across the United States, is known for street design guides that prioritize walking, bicycling, and transit. Now the organization is turning its attention to the nuts-and-bolts of how city bureaucracies can implement these designs in a timely manner, so meaningful change can happen within our lifetimes.

Eventually, maybe, but we already know how to redesign streets to save lives.

In the United States, women account for only a quarter of bike trips. There are many possible factors for the discrepancy: the lack of bike infrastructure, social pressures during adolescence, and complex trip patterns play a role. But one of the big things keeping women out of the saddle is that when they bike they're harassed. All the time.

Putting housing on top of parking garages, rather than replacing car storage with housing, would be a missed opportunity for walkable Miami Beach.

Pugh altered a bikeway as it was being constructed, endangering the physical safety of people on bikes to appease parking-obsessed complainers.

Impatient at the slow rate of change on Houston's streets, advocates and urban designers took it upon themselves to tame some of their city's wide roads — and are promising to come back for a second round soon.

A fare inspection on a Twin Cities light rail line led to ICE deporting Ariel Vences-Lopez.

It takes a special kind of callousness to say that pedestrians are making city streets dangerous by wearing black. And yet, that's exactly what the Seattle Times did this weekend.

Miami-Dade County Mayor Carlos Gimenez is in charge of executing an ambitious transit expansion plan — but lately, in a spectacular example of missing the point, he's been talking up autonomous cars as the ultimate transportation solution.

The company hopes that by avoiding looping through congested Manhattan to pick up and drop off multiple people, it will make trips faster and easier — but Uber is trying to solve a problem that buses solved generations ago.

The Trump administration's fiscal year 2018 budget, released yesterday, includes severe cuts to federal transit funding. Next stop: Congress, which will consider the president's proposal before it passes a budget over the summer.