Sommer Mathis

It's Always Been About the Death Penalty

Dzhokhar Tsarnaev already admitted to his role in planning and executing the Boston Marathon bombing. Today's guilty verdict is just a prelude to his sentencing trial.

Shot in the Back, 15 Feet Away

Video footage taken by a bystander played a key role in the arrest of a North Charleston police officer on murder charges Tuesday.

Why You're Likely to Hear More About Highway-Rail Grade Crossing Safety This Year

Monday's Amtrak crash was the third such incident at a grade crossing in just over a month, and two U.S. Senators have already announced legislation aimed at reducing them.

Of Course the Suburbs Aren't Dying—They're Not All the Same

What recent stories about where Americans want to live get wrong.

A Death on the D.C. Metro

An investigation into Monday's incident needs to be completed, but Washington area commuters have plenty of reasons to be outraged by their transit agency.  

The Best Mayoral Photo Ops of the Year

Around the world, mayors are more powerful than ever. But they still have to pose for lots of weird pictures.

Rob Ford Drops Out of the Toronto Mayor's Race

His brother Doug Ford will run in his place.

Methodology Details for the State of the City Poll

How we arrived at the data. 

Overall, Americans in the Suburbs Are Still the Happiest

The first results of our State of the City Poll. 

And Here's Your CityLab Editor Doing the Ice Bucket Challenge

Brrrrrrrr. 

What If the Best Way to End Drunk Driving Is to End Driving?

Tough DUI laws can only go so far if we don't give people—especially young people—reasonable alternatives in the first place. 

Welcome to CityLab!

Wondering what's going on here? Read on. 

Welcome to The Future of Transportation

Our new series exploring how U.S. cities are reinventing the way we navigate them.

Spring Training Stadiums Are a Bad Investment, And No One Cares

One Arizona city spent roughly $100 million to keep the Chicago Cubs, despite little evidence their leaving would hurt the local economy.

The Future of the Suburbs Is Unfolding in Arizona's East Valley

Developers on the eastern edge of Mesa are building a new mixed-use master-planned community, friendly to both residents and big businesses.

The Next Destination for Liberal-Arts Education Is ... Arizona?

The mayor of Mesa lured five liberal-arts colleges to town as part of a creative strategy to boost local economic activity and to keep smart students in the region.

How One Conservative Mayor Sold His Suburban Community on a More Urban Future

The GOP leader of Mesa, Arizona, championed a new property tax; loves mass transit; and lured liberal-arts colleges to his city. Can these moves propel him to higher office in a red state?

The Rise and Fall and Eventual Rise Again of the 'Smart City'

A conversation with Smart Cities author Anthony Townsend.

What Would You Ask If You Could Ask a Mayor Anything?

We're getting ready to interview a group of mayors from around the world. But we need your help!