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.

How Urban Design Affects Children's Cognitive Development
A European study suggests that good urban design can affect cognitive and motor function development in young children.

A Primer on Arlington County's Missing Middle Housing Study
The county is evaluating its options for spurring construction of 'missing middle' housing that would provide more housing types in the D.C. suburb.

Cincinnati Approves Funding for Affordable Housing
A downtown Cincinnati development will create 44 affordable housing units for low-income and very-low-income families.

Assessing the Success of San Francisco's Safer Intersections Project
A campaign to improve pedestrian safety at dangerous intersections in San Francisco using traffic calming and driver education led to significant reductions in speed and unsafe left turns, according to a report from SFMTA.

Boston Mayor Proposes Fare-Free Transit
The pro-transit mayor of Boston is proposing fare-free transit on some of the city's most heavily used bus routes.