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.

Is ‘Protected Bike Lane’ an Oxymoron?
Some research suggests that separated and even ‘protected’ bike lanes actually increase the likelihood of car-bike collisions.

The ‘Meanest Cities’ in America
A list dubbed the ‘Dirty Dozen’ shames the cities where unhoused people face the most harassment and least support from authorities.

Nearly Half of U.S. Traffic Deaths Occur on Rural Roads
A lack of access to public transit, scarcer law enforcement, and reduced access to nearby medical care contribute to more risky behavior and more deadly crashes on rural roads.

‘Freeways Without Futures’ Spotlights Freeway Removal Efforts
Around the country, cities and states are starting to listen to decades-old demands to remove freeways that have displaced and fractured communities.

Where Are American Rescue Plan Funds Going?
Two digital tools track local spending of American Rescue Plan dollars.