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.

When Will We Believe in Induced Demand?
The well-documented concept has yet to catch on in state departments of transportation, but acknowledging it could dramatically transform U.S. transportation policy.

The Relationship Between Walkability and Public Health
New research indicates that improving public health requires targeted investments in more than just pedestrian facilities.

Equitable Development Plan Aims To Protect Philly's Chinatown
As the historic neighborhood experiences increased redevelopment around the new Rail Park, community activists are working to ensure older residents and businesses aren't displaced in the process.

Toronto Housing Supply Outpacing Population Growth, but Costs Remain High
According to new census data, housing production is exceeding demand in many Canadian cities.

As Projected Beltline Costs Rise, Atlanta Considers Other Options
MARTA's light rail project could cost more than twice original estimates, prompting the agency to weigh different routes and the potential for bus rapid transit as an alternative to rail.