Diana is a writer and urbanist passionate about public space, historical memory, and transportation equity. Prior to joining Planetizen, she started and managed a farmers' market and worked as a transportation planner in the bike share industry. She is Planetizen's editor as of January 2022.

Congressional Hearing Assesses the State of Public Transit
Lawmakers and experts expressed varying levels of support for increased funding for transit systems.

California Building Code to Add Bike Parking Requirements
Convenient and secure bike parking can make a major impact on whether people adopt biking as a daily transportation option.

Houston Will Be Largest US City Without Bike Share
The city’s bike share system will cease operations at the end of June.

Amtrak Will Likely Break Ridership Record This Year
Despite closures and delays on major lines, passenger rail travel is set to break pre-pandemic records.

Study: Housing Crisis is About Affordability, not Supply
New research shows that there is no overall shortage of housing units, but all U.S. metropolitan areas face a severe lack of affordable units for low-income renters.