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.

Planning Commission Calls for More Density at Berkeley BART Stations
Berkeley planning commissioners recommend taller buildings, more density as the city evaluates zoning changes near BART stations.

Americans Continue to Move to Smaller Cities
Cities with populations between 25,000 and 100,000 continue to see an influx of migrants lured by lower costs of living and high quality-of-life metrics.

Faster E-Bikes Pose Regulation Dilemma
As a growing number of devices fall outside of traditional vehicle classes, policymakers must decide how to classify and regulate high-speed e-bikes.

Boston's New Bus-Riding Mayor Could Make a Real Impact on Climate Change Goals
Recently elected Boston mayor Michelle Wu, a bus rider herself, has the potential to be 'America's first actual climate mayor.'

Mayors Define the 'Smart City'
As the pandemic forces cities to redefine their priorities, mayors around the country express their plans and hopes for technology and the 'smart city' of the future.