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.

Railroad Merger Would Add Service Between Detroit and Toronto
An agreement between two rail companies would create a connection between Michigan and Ontario, improve passenger rail service in the Midwest, and add new lines in Louisiana and Texas.

Caltrans Issues New Complete Streets Policy
A policy released by the California Department of Transportation in December will require Complete Streets elements in all state road projects.

Washington Could Legalize 'Missing Middle' Housing Statewide
A proposed bill in the Washington state legislature that would legalize more multi-family housing in the state could add hundreds of thousands of units to the state's strained housing stock.

E-Scooter Helmet Laws Could Harm Ridership
Transportation experts warn that mandatory helmet laws for shared e-scooters could cripple the nascent industry and discourage casual rides.

Two Underwhelming Elon Musk Projects on Display at CES
Demonstrations at the Consumer Electronics Show in Las Vegas highlight the failures of Tesla's autonomous vehicles and the Boring Company's tunnels.