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.

Can NYC Produce Half a Million Housing Units in a Decade?
The city’s ambitious ‘City of Yes’ zoning reform plan requires a broad array of sometimes controversial policy changes.

Hydrogen-Powered Train to Launch in Southern California
The 9-mile rail line could be a welcome breath of fresh air for one of the region’s most polluted communities.

Future Uncertain for Housing Program Tied to Farm Bill
A provision that allows the federal government to lease some of its lands for affordable housing development could lapse if Congress fails to renew the Farm Bill.

Small Towns Lead in Parking Reform
Small towns and communities around the country are eliminating parking requirements at a faster rate than big cities.

A Guide to Regulating Adaptive Reuse
How building codes and zoning laws can guide the safe and effective conversion of existing properties to residential units.