About the Author

Mark Byrnes
Mark Byrnes

Mark Byrnes is a senior associate editor at CityLab who writes about design, history, and photography.

Most Popular

  1. Design

    The Military Declares War on Sprawl

    The Pentagon thinks better designed, more walkable bases can help curb obesity and improve troops’ fitness.

  2. The price of bananas is displayed on a digital price tag at a 365 by Whole Foods Market grocery store.
    How To

    The Past and Future of Urban Grocery Shopping

    In his new book, Michael Ruhlman charts the overlap of food, commerce, and identity.

  3. A cycling superhighway connects Arnhem and Nijmegen in the Netherlands.
    Videos

    Cruising a Superhighway Built for Bikes

    Leave it to the Dutch to engineer the psychology of the regional bike commute.

  4. Modest two-bedroom apartments are unaffordable to full-time minimum wage workers in every U.S. county.
    Maps

    Rent Is Affordable to Low-Wage Workers in Exactly 12 U.S. Counties

    America’s mismatch between wages and rental prices is more perverse than ever.

  5. Traffic in London.
    Transportation

    London Considers Making Drivers Pay Per Mile

    Is this the end of the (free) road for London’s cars?