Archives: Profiles
Basics
David Levinson
David Levinson is a Professor of Transport Engineering at the University of Sydney. His research interests span transport, from engineering and design, through policy and planning, to geography and economics.
March 2, 2026
Grant Ennis
Grant Ennis is the author of Dark PR: How Corporate Disinformation Undermines our Health and the Environment.
March 2, 2026
Michael Boyle
Michael Boyle is a freelance journalist from New York, who covers entertainment, politics and transportation. He’s been published in Slate, VinePair, and New York Magazine.
February 24, 2026
Joel Engardio
Joel Engardio is an urbanist and a former city supervisor in San Francisco.
February 24, 2026
Aaron Fellhoelter
Aaron Fellhoelter is a PhD student at the University of Tennessee, Knoxville. His research focuses on micromobility, bike and pedestrian safety, rural EV adoption, and E-Bike purchase incentives.
February 20, 2026
Rick Pruetz
Rick Pruetz is a former city planner and planning consultant who writes about all things city including bicycle infrastructure. He recently completed a book profiling cycling, pedestrian, and transit infrastructure for 30 cities titled On the Road to People-Friendly Mobility: A Progress Report from Europe and America that can be downloaded for free.
January 27, 2026
Ryan Puzycki
Ryan writes about about urbanism in theory and practice on his Substack publication, City of Yes.
January 23, 2026
Gretchen Goldman
Dr. Gretchen Goldman is the President and CEO of the Union of Concerned Scientists. Previously, she served in the White House Office of Science and Technology Policy as the assistant director for environmental science, engineering, policy, and justice; and at the US Department of Transportation as the climate change research and technology director. In 2024, … Continued
January 13, 2026
