Eric Jaffe

When Urban Security Cameras Actually Save Lives

Taxi driver homicide rates are three times lower in cities with in-car cameras.

No, Ride-Sharing Is Not the Death of Public Transportation

It helps cities cut car ownership, and it might even support a broader transit network.

The Era of Pay-Per-Mile Driving Has Begun

Oregon just reinvented the gas tax.

Is Civic Virtue Universal?

Not all cultures agree on what it means to be generous.

Do We Really Need 'Sexy' Mass Transit Vehicles?

All else being equal, riders prefer good service to any particular mode.

That's Right, Los Angeles Is Giving Up Car Lanes for Pedestrians

Six lanes of traffic will be reduced to three in the city's plan to improve the walkability of Broadway.

How Sunshine Shapes Cities' Population Growth, in One Chart

The grand conclusion? Americans love warm weather.

What Small Towns Can Teach Us About Diabetes Care

A year-old program in Birmingham, Alabama, is finding success by cultivating a tight-knit community.

Overcoming the 'Ick' Factor in Urban Composting

Simplifying both the message and the process has worked wonders for San Francisco.

A Sustainable City With Cars and Low-Density Homes? It's Possible

A new report explains exactly how.

Peep at These Fantastic Vintage City Panoramas

You won't find better old cityscapes than the ones in this Library of Congress collection.

What If You Could Reserve Your Daily Commute Like a Table at a Restaurant?

It's not as crazy as it might sound.

New York's Double Standard on NIMBYism

A tale of two transit projects: Citi Bike vs. the 2nd Avenue subway.

Why Are HOT Lanes Struggling to Make Money?

Broadly speaking, the answer comes down to poor planning and a commuter learning curve.

100 Ideas for Improving the New York City Subway in 100 Days

From simple hand-sanitizer to a suction garbage system and beyond.

You Know You Want to Play These Risk-Style Games of 'Urban Domination'

Havoc Boards apply the classic competition for world conquest to ten different cities.

From Urethane Caulking to Temporary Generators: New York's Incredibly Detailed Plan to Protect Buildings From the Next Sandy

These "crucial" recommendations, part of a 33-point building task force proposal, should apply to both future construction and existing structures.

Why America's Bridges Are in Such Dangerously Bad Shape

There are many answers, but they all boil down to the structure of federal transportation funding.

Road Fees Don't Hurt the Poor as Much as You Might Think

They satisfy a "Do No Harm" approach to transportation planning, and they're less pernicious than sales tax measures.