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PODCAST

Look Both Ways with David & Wes

Wes Marshall & David Zipper

Pragmatic conversations about all things transportation, with Wes Marshall & David Zipper. If it moves on the road or on tracks, it"s fair game.

science automotive

All Episodes

55:27

Episode 20: Driver Assistance Isn’t Making Us Safer +...

Look Both Ways with David & Wes ·

2026/04/16

Driver Assistance – David & Wes dig into driver assistance systems and the question of whether they’re actually making our roads safer. Following a recent NTSB hearing, they explore both the promise and the problems, from real potential safety benefits to the very real ways these systems can encourage overtrust. They talk through how “hands-off” can become “mind-off,” why supervising automation is harder than it sounds, and where responsibility really lies when things go wrong. Other topics: 🔹

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59:51

Episode 19: Pedestrian Deaths are Finally Dropping? +...

Look Both Ways with David & Wes ·

2026/04/02

Pedestrian Deaths – David & Wes dig into a surprising shift in pedestrian safety and ask a harder question: are streets actually getting safer, or are we just seeing a temporary drop in risk? After years of rising fatalities, recent numbers suggest a modest improvement, but the pattern is anything but consistent. They explore whether this reflects real progress from design changes and enforcement, shifting travel behavior, or simply volatility in a system that still produces predictable danger

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51:25

Episode 18: The Upside of High Gas Prices + 190 MPH...

Look Both Ways with David & Wes ·

2026/03/19

Gas Prices – David & Wes dig into the upside of high gas prices and why the story is more nuanced than it often seems. While rising costs at the pump can create real challenges, they also explore how higher prices can make other modes more attractive, reinforce location efficiency, and shift how people think about transportation more broadly. It’s a conversation about how gas prices shape behavior, influence our transportation system, and what gets lost when we only talk about them as a

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61:50

Episode 17: The Big Ol’ Mailbag Episode + David’s...

Look Both Ways with David & Wes ·

2026/03/05

Mailbag: David & Wes take listener questions on any and all things transportation. Before doing so, they talk about why David is at the Northwestern Transportation Library. The answer? He’s writing a book about congestion pricing called The Price of Traffic.Other topics include: 🔹 Sovereignty Implications of Cars 🔹 Bentley’s Law 🔹 Headlights 🔹 Insurance Companies Subsidizing Rural AVs 🔹 Our Favorite Intersections 🔹 Does Traffic Congestion Help or Hurt Safety? 🔹 BRT vs Subway 🔹

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31:02

BONUS EPISODE: Live on Stage at the 2026 Safe Roads...

Look Both Ways with David & Wes ·

2026/03/02

Florida Men: David & Wes venture down to Fort Lauderdale for the 2026 Safe Roads Summit. After their respective talks, they jump on stage to record a live podcast episode with Broward MPO Executive Director, Greg Stuart. Topics include: 🔹 The Brightline Train Destroying a Delivery Robot 🔹 The Long History of Unsafe Streets in Florida 🔹 Managed Lanes Moving from Nonstarter to Normal Additional resources: Delivery robot demolished by train in South Florida Dangerous By Design Report by

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52:31

Episode 16: The Future (& Past) of Rural...

Look Both Ways with David & Wes ·

2026/02/19

In this episode of Look Both Ways, David & Wes take a deep dive into the future of rural transportation and why mobility challenges outside our cities deserve far more attention. From David’s experience trying to get around West Virginia to Wes’ take on “rural urbanism” and the awesomeness of some rural Main Streets, they explore what rural villages get right, where and why rural areas struggle, and how autonomous vehicles might help the cause even more so than in urban areas.Other topics: 🔹

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55:53

Episode 15: The High Cost of Parking Meters +...

Look Both Ways with David & Wes ·

2026/02/05

In this episode of Look Both Ways, David & Wes unpack the recent multi-billion-dollar resale of Chicago’s parking meter lease and why it matters. They explain the contract, including the compensation clause, and how it continues to hamstring Chicago’s ability to improve transportation. They also explore the less-discussed reality that some good has come from the deal such as a city that actually charges market rates for curbside parking. Then, borrowing a lesson from Taylor Swift, they explore

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59:13

Episode 14: The Great Autonomous Vehicle Debate +...

Look Both Ways with David & Wes ·

2026/01/22

In this episode of Look Both Ways, David & Wes explain why an online kerfuffle about autonomous vehicle safety unexpectedly put David himself in the spotlight. They unpack why autonomous vehicle debates so often generate more noise than insight, how narratives take on a life of their own, and what cities should be paying attention to right now. Listeners will come away with a clear sense of where autonomous vehicles truly stand and why context, logic, and governance matter more than bold

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52:29

Episode 13: Lessons From a Robotaxi Meltdown + How We...

Look Both Ways with David & Wes ·

2026/01/08

In this episode of Look Both Ways, David & Wes discuss how robotaxis affect urban resilience after a blackout brought mayhem to San Francisco’s streets. As robotaxis expand in cities across the United States and Europe, how will they react to emergencies and unforeseen events? If autonomous vehicles freeze en masse, transportation networks could grind to a halt.Other topics: 🔹 The quiet power of city sidewalks 🔹 Best ways to keep biking in the winter 🔹 The uncertain future of transportation

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63:27

Episode 12: The End of Year Extravaganza!

Look Both Ways with David & Wes ·

2025/12/16

Look Both Ways with David & Wes is the transportation podcast by David Zipper & Wes Marshall. Today, we're tossing our regularly scheduled programming out the window in order to recap the transportation news that made us laugh, cry, and shout in 2025 — and then we share what we'll be looking out for in 2026. And yes, we still have some rail drinks at the end... Some additional resources: David’s biggest laugh of the year (pedestrians told to keep to the left in Melbourne) David’s

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50:42

Episode 11: Memorable Road trips, Waymo Restrictions,...

Look Both Ways with David & Wes ·

2025/12/05

Look Both Ways with David & Wesis the transportation podcast by David Zipper & Wes Marshall. Today, we're talking about: 🔹 Memorable road trips 🔹 Boston trying to kill Waymo? 🔹 The purported death of big eBike player Rad 🔹 New words for Access? Then, we take listener questions and partake in some rail drinks... Some additional resources: ‘Attack on our way of life’: Debate around autonomous vehicles heats up in Boston The rise and fall of Rad Power Bikes: From breakout success to the

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51:25

Episode 10: The Great Transit Defund, Access Means...

Look Both Ways with David & Wes ·

2025/11/21

Look Both Ways with David & Wesis the transportation podcast by David Zipper & Wes Marshall. Today, we talk about: 🔹 How we learn about transportation in a new city 🔹 Threats to funding transit via the Highway Trust Fund 🔹 What the hell do we all mean when we say Access? 🔹 Transportation trends in Europe aren't going the way we'd hope Then, some listener questions and rail drinks... Some additional resources: Elements of Access: Transport Planning for Engineers, Transport

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48:26

Episode 9: The New NYC Transportation Agenda & Back...

Look Both Ways with David & Wes ·

2025/11/13

Look Both Ways with David & Wesis the transportation podcast by David Zipper & Wes Marshall. Today, we talk about: 🔹 Where we went and what we saw 🔹 Mamdani’s New York City transportation agenda 🔹 Back to the Future is Overdue 🔹 Dive into the mailbag Then some rail drinks... Music by Charlie Van Stee (courtesy of bensound) Email us at lookbothwayspod@gmail.com or find us at www.davidzipper.com and www.wesmarshall.org

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55:22

Episode 8: Noisy Traffic, Anti-Car Books, & the...

Look Both Ways with David & Wes ·

2025/10/21

Look Both Ways with David & Wesis the transportation podcast by David Zipper & Wes Marshall. Today, we talk about: 🔹 Trick-or-Treating 🔹 "The Traffic Noise Externality" 🔹 A Proliferation of Anti-Car Books 🔹 The Trials & Tribulations of a Young Engineer Trying to Do Better Then, we have some rail drinks... Here is David's article on the Anti-Car Books: www.bloomberg.com/news/articles/2025-10-10/car-brain-is-making-the-us-unhealthy-and-dangerous-evs-won-t-fix-it And "The Traffic

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50:22

Episode 7: Transit Funding Crimes, Pricey Buses, & an...

Look Both Ways with David & Wes ·

2025/10/08

Look Both Ways with David & Wesis the transportation podcast by David Zipper & Wes Marshall. Today, we talk about: 🔹 Getting Our Driver's Licenses 🔹 The USDOT Withholding Transit Funding 🔹 An Amish Paradise Includes eBikes?? 🔹 Why Transit Vehicles Cost So Much More in the US At the end, we have some rail drinks... Here is David's article (the first of its kind) on Why US Cities Pay Too Much for

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50:21

Episode 6: What Cities Should Do for Robotaxis, MaaS...

Look Both Ways with David & Wes ·

2025/09/24

Look Both Ways with David & Wesis the transportation podcast by David Zipper & Wes Marshall. Today, we talk about: 🔹 How we Go About Finding a Neighborhood to Live In 🔹 Robotaxis are Coming... What Should Cities Do? 🔹 Whatever Happened to MaaS? 🔹 Evolving Bike Lanes, Bikelash, & John Forester And then some rail drinks... If you are interested, here is David's new article on Cities & Self-Driving

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45:05

Episode 5: Our First Times (Riding Transit),...

Look Both Ways with David & Wes ·

2025/09/12

Look Both Ways with David & Wesis the transportation podcast by David Zipper & Wes Marshall. Today, we talk about: 🔹 Our First Times (Riding Transit) 🔹 Exporting Car Bloat 🔹 The Surprising Popularity of Traffic Cameras 🔹 99% Invisible & Making a City 10% Better for No Money And stick around to the end for some rail drinks... If you are interested, here is David’s article on the popularity of automated traffic

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43:36

Episode 4: Rainbow Crosswalks, the Misery Index, &...

Look Both Ways with David & Wes ·

2025/08/26

Look Both Ways with David & Wesis THE transportation podcast by David Zipper & Wes Marshall. Today, we talk about: 🔹 David’s European Travels 🔹 Rainbow Crosswalks in the Crosshairs 🔹 The Misery Index (& Paratransit) 🔹 The US/Canada Road Safety Gap And it’s 5 O'Clock Somewhere so stick around to the end for some rail drinks... If you are interested, here is Wes’ paper about Paratransit: www.sciencedirect.com/science/article/pii/S2590198225000260 And David’s article on the growing

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44:58

Episode 3: Killed by Autopilot, the Boring-est...

Look Both Ways with David & Wes ·

2025/08/14

Look Both Ways with David & Wesis the transportation podcast by David Zipper & Wes Marshall. Today, we talk about: 🔹 Calgary? 🔹 Tesla’s $243M Autopilot Loss 🔹 The Boring-est Company 🔹 The Humble Speed Hump And stick around to the end for some rail drinks... If you are interested, here is David’s article on speed humps: www.bloomberg.com/news/features/2025-08-05/all-hail-the-humble-speed-hump-the-best-cheap-traffic-safety-fix Music by Charlie Van Stee (courtesy of bensound) Email us at

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47:04

Look Both Ways with David & Wes: Episode 2

Look Both Ways with David & Wes ·

2025/07/31

Look Both Ways is the transportation podcast by Wes Marshall & David Zipper. Today, we talk about: 🔹 Which of us likes cars less (or more) 🔹 Bike helmet mandates 🔹 Abundance in transportation 🔹 The risk of a transit doom loop And then we have a couple rail drinks... Music by Charlie Van Stee (courtesy of bensound) And in case you want to read David’s article on Abundance: www.bloomberg.com/news/articles/2025-04-03/when-the-abundance-movement-talks-about-transportation Or Wes’ paper on bike

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21 results

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