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.

The Social and Economic Impacts of Exclusionary Zoning
A new book further reveals the inequities perpetuated by restrictive zoning policies.

Editorial: Legalize Single-Staircase Buildings in California
A state bill that would allow multifamily buildings to only include one staircase could help boost the housing supply and encourage more spacious and well-designed apartments.

Amtrak Exploring Partnership for Central Texas Bullet Train
A privately funded high-speed rail line could link Houston and Dallas.

Rhode Island Ends Free Transit Program
The state’s public transit agency cited cost overruns and a looming ‘fiscal cliff.’

Zero New Housing Permits Issued in Manhattan Last Month
July was a dead month when it comes to approving new housing units.