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.

Housing Voucher Recipients Find Themselves With Fewer Options
Americans relying on federal rental assistance are struggling harder than ever to find affordable housing, braving years-long wait lists and reluctant landlords.

Proposed ‘Conservation Districts’ Could Change Preservation in Houston
The proposed model could be a new tool for preserving historic neighborhoods with more flexibility and with a focus on reducing displacement and addressing community concerns.

Study: Cuyahoga County Suburbs Ready for TOD
The growth of transit-oriented development in the Cleveland region is being hindered by zoning codes that limit housing density and excessive parking requirements that drive up construction costs, new research suggests.

How High Costs Derailed Richmond’s Speed Limit Change
After voting to lower speed limits citywide, Richmond found itself with a $5.2 million bill for new signage, prompting the city council to pull the ordinance.

The Slow Growth of Solar Carports
Placing solar panels over parking lots has multiple benefits, but higher costs have prevented their widespread adoption in U.S. cities.