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.

San Francisco's Crosswalk Inequity
A new study shows a disparity between the frequency of crosswalks in San Francisco's northern and southern neighborhoods.

Ohio Plans for $1.3 Billion Federal Transit Investment
Ohio lawmakers say new federal funding will help the state improve public transit systems, hire more operators, and make badly needed facility and equipment upgrades.

Challenges to Electrifying City Fleets
Shifting municipal fleets to electric vehicles poses some challenges, but cities can take steps today to prepare for an easier transition to an electric future.

Upzoning Bill Permits More Density in Honolulu
A bill that allows higher density in certain Honolulu neighborhoods could reduce the cost of development and create more affordable housing units.

Seen the Lights Go Out on Broadway: Governor Rejects San Antonio's Redevelopment Plan
After Texas relinquished control of state highways to cities in an effort to save money on maintenance costs, San Antonio planned an ambitious makeover of Broadway to accommodate pedestrian and bike improvements. The state won't approve it.