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.

EPA Drops More Civil Rights Investigations
A lawsuit that halted an investigation in Louisiana’s ‘Cancer Alley’ is having a chilling impact on other environmental justice cases.

How a National Zoning Atlas Can Clarify a Legal Patchwork
A massive effort is underway to compile local zoning regulations and other laws that impact how and where housing is built.

Berkeley Bus Bench Activists Shame City Into Action
Two residents are building and placing wooden benches at bus stops that lack seating. The city has replaced at least one with a permanent bench.

A Long-Lost Federal Speed Limit Rule Would Save Thousands of Lives
After the federal government set maximum highway speed limits at 55 miles per hour, states spent decades undermining the rule.

Revitalizing Suburban Office Space
Suburban office buildings are also losing tenants, but face some unique challenges compared to their urban counterparts.