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.
Multimodal Improvements Coming to Houston
The city is continuing its investment in safety and accessibility improvements for transit riders, pedestrians, and cyclists.

The Missing 13th Floor: How Ancient Fears Influence Modern Architecture
If you’ve ever looked closely at the elevator panel of a high-rise hotel or residential building, you’ve likely noticed something missing: a button for the 13th floor.

Indianapolis Launches Fatal Crash Review Commission
The group is tasked with making a deeper assessment of the underlying infrastructural causes of fatal crashes and recommending improvements.

New Philadelphia Outdoor Dining Laws Exclude Most Restaurants
Restaurant owners argue that new requirements for the city’s permanent outdoor dining program are practically impossible for most of them to meet.

Vancouver’s Spiral High-Rise Creatively Skirts Zoning Rules
To meet zoning constraints, the twisting skyscraper uses an innovative design that optimizes its small footprint.