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.

Buttigieg: Tesla ‘Autopilot’ Marketing ‘A Concern’
The USDOT secretary says marketing doesn’t fall under his department’s investigative authority, but expressed disapproval of language that implies autonomous operation.

The Quiet Housing Crisis in Rural America
While housing shortages in major cities are grabbing headlines, rural communities are seeing higher rates of growth in housing prices and a silently spreading homelessness crisis.

Arlington ‘Missing Middle Housing’ Plan Faces Scrutiny
A proposal to legalize more housing types in northeastern Virginia has prompted vigorous debate among stakeholders.

Chicago Approves New Parking Enforcement Pilot Programs
The city plans to test automated technology that will issue citations for blocking or parking in designated bike or bus lanes.

Philadelphia ‘Lights Out Pledge’ Seeks To Prevent Bird Deaths
Migratory birds are often lured away from their normal paths by the bright lights of cities, with deadly results.