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.

Pennsylvania Mall Conversion Bill Passes House
If passed, the bill would promote the adaptive reuse of defunct commercial buildings.

Meet NYC’s New Office of Livable Streets
The NYC DOT program will build on pandemic-era initiatives to promote safe and comfortable streets that enhance community and expand uses beyond just moving cars.

How California Transit Agencies are Addressing Rider Harassment
Safety and harassment are commonly cited reasons passengers, particularly women and girls, avoid public transit.

Federal Rule Raises Cost for Oil and Gas Extraction on Public Lands
An update to federal regulations raises minimum bonding to limit orphaned wells and ensure cleanup costs are covered — but it still may not be enough to mitigate the damages caused by oil and gas drilling.

Opinion: Criminalizing Homelessness Is ‘Expensive and Shortsighted’
Policies that punish and fine unhoused people for sheltering outdoors, even when other shelter is not available, are the most visible but least efficient ways to reduce homelessness.