David Zipper December 1, 2020 2020, Slate The Biden Administration Needs to Do Something About Tesla David Zipper December 1, 2020 2020, Slate Tesla has capitalized on the federal government's failure to regulate dangerous driver assistance technologies like Autopilot.
David Zipper November 16, 2020 2020, Day One Project, Other Sustaining the 2020 Bike Boom David Zipper November 16, 2020 2020, Day One Project, Other A policy memo outlining ways that the federal government could boost cycling across the United States.
David Zipper October 29, 2020 2020, CityLab Can the Bike Boom Keep Going? David Zipper October 29, 2020 2020, CityLab Bike crazes in the 1890s and 1970s fizzled in the United States. Can the 2020 bike boom keep going?
David Zipper October 12, 2020 2020, CityLab Fear of Crowds May End Up Haunting U.S. Transit Agencies David Zipper October 12, 2020 2020, CityLab Transit's new focus on "crowding" seems misguided.
David Zipper September 17, 2020 2020, CityLab How Cities Can Reclaim Their Streets from SUVs David Zipper September 17, 2020 2020, CityLab How cities themselves can nudge drivers away from SUVs and trucks.
David Zipper August 20, 2020 2020, Harvard Kennedy School, Other Policy Brief: Urban Mobility Pilots David Zipper August 20, 2020 2020, Harvard Kennedy School, Other By using pilots to carefully test hypotheses, cities can ensure that new mobility technology improves residents' lives.
David Zipper August 18, 2020 2020, WIRED A Move for Driverless Mass Transit Hits Speedbumps David Zipper August 18, 2020 2020, WIRED Can autonomous technology improve public transportation?
David Zipper August 12, 2020 2020, CityLab The Lifesaving Car Tech No One Wants David Zipper August 12, 2020 2020, CityLab The federal government has avoided requiring auto technology that could protect pedestrians and cyclists.
David Zipper August 5, 2020 2020, CityLab The Problem With Mobility-as-a-Service David Zipper August 5, 2020 2020, CityLab Mobility-as-a-Service attracts a lot of hype, but can companies pursuing it actually make money?
David Zipper August 1, 2020 2020, Car and Driver Can We Fix It? Some Road Designs Lead Drivers to Take Risks David Zipper August 1, 2020 2020, Car and Driver Simple fixes to street design that can reduce crashes with pedestrians and cyclists.
David Zipper June 16, 2020 2020, CityLab The High Cost of Bad Sidewalks David Zipper June 16, 2020 2020, CityLab Often overlooked, sidewalks are critical enables of urban mobility.
David Zipper May 14, 2020 2020, Slate Cities Have a Small Window to Save Themselves from Cars David Zipper May 14, 2020 2020, Slate Millions of commutes are up for grabs right now. Cars don't have to win.
David Zipper April 30, 2020 2020, CityLab The Sudden Crash and Possible Comeback of Commuter Rail David Zipper April 30, 2020 2020, CityLab COVID-19 is taking an especially steep toll on commuter rail. Can it reinvent itself?
David Zipper April 16, 2020 2020, CityLab Anyone Feel Like Saving E-scooters? (with Marla Westervelt) David Zipper April 16, 2020 2020, CityLab Shared e-scooter companies may need some empathy from city leaders in order to survive.
David Zipper March 19, 2020 2020, CityLab Is Free Transit Safer? David Zipper March 19, 2020 2020, CityLab COVID-19 has led many transit agencies to suspend fare collection.
David Zipper March 4, 2020 2020, CityLab The Power of Mundane Mobility Fixes David Zipper March 4, 2020 2020, CityLab Here are a few cheap, simple actions that can make it easier for people to walk and bike.
David Zipper February 10, 2020 2020, CityLab The Local Regulations That Can Kill E-Scooters David Zipper February 10, 2020 2020, CityLab Overzealous regulators can push shared e-scooters out of town.
David Zipper February 7, 2020 2020, Slate The Frenzied Era of E-Scooters is Over David Zipper February 7, 2020 2020, Slate Cities are taking a more muscular approach to regulating shared e-scooters,
David Zipper January 30, 2020 2020, Car and Driver Car Free Streets Are Coming to America David Zipper January 30, 2020 2020, Car and Driver Will the craze for car-free streets continue, or will it fizzle?
David Zipper January 25, 2020 2020, Passenger Transport, Other Why the Urban Mobility Data Debate Matters for Transit David Zipper January 25, 2020 2020, Passenger Transport, Other What transit agencies need to know about the Mobility Data Specification.