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.

France’s ‘Universal Cycling’ Program Teaches Schoolchildren How to Bike
The program aims to reach 800,000 French children by 2027.

Op-Ed: How ADUs Can Ease the Housing Crunch
With the right policies in place, basement apartments, converted garages, and backyard cottages can create a significant number of affordable housing units.

Single-Staircase Buildings: A Design Solution to a Political Problem?
One writer argues that single-staircase buildings solve an architectural problem and make buildings more interesting, but the political problem of the U.S. housing crisis goes much deeper.

Half of California Trucks to Be Electric by 2035
The state wants to accelerate the adoption of electric vehicles across the board, but concerns linger about the technology’s road readiness.

Code Reforms to Ease the Housing Crisis
Ten recommendations for zoning code changes that could make housing more affordable.