Jennifer Dill, Ph.D.'s Avatar

Jennifer Dill, Ph.D.

@jenniferdillpsu.bsky.social

Portland State University Professor, Urban Studies & Planning Director, Transportation Research & Education Center Editor-in-Chief, Transportation Research Record

2,656 Followers  |  401 Following  |  174 Posts  |  Joined: 13.12.2023  |  2.7822

Latest posts by jenniferdillpsu.bsky.social on Bluesky

Barred Owl sitting in a tree

Barred Owl sitting in a tree

Barred Owl in McMinnville, OR #birds

18.11.2025 21:29 β€” πŸ‘ 93    πŸ” 8    πŸ’¬ 0    πŸ“Œ 0

It seems like there’s two dimensions: (1) long distance; & (2) high level of comfort/separation from motor vehicles. The name should capture the first dimension, which is unique. The second dimension should be a goal for bike facilities at all scales/locations. (based on 10 minutes of thought)

14.11.2025 00:33 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Opinion: Let Oregon kids ride Class 1 e-bikes Oregon's age restriction takes away a crucial mobility tool for young people.

"We don’t have a youth e-bike problem β€” we have a youth e-moto problem."

Guest opinion from Megan Ramey.

bikeportland.org/2025/11/05/o...

05.11.2025 21:05 β€” πŸ‘ 68    πŸ” 17    πŸ’¬ 2    πŸ“Œ 0
LinkedIn job suggestion for a Special Agent with the FBI.

LinkedIn job suggestion for a Special Agent with the FBI.

Um, no thank you.

04.11.2025 17:00 β€” πŸ‘ 5    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
With:
Jason Anderson and Sirisha Kothuri, PSU
Oct 31, 2025
11 AM (Pacific)
JOIN US THIS FRIDAY
ONLINE OR IN PERSON
PSU TRANSPORTATION SEMINAR
Building Oregon's Statewide Multimodal Transportation Inventory 
with AI and Interagency Collaboration

With: Jason Anderson and Sirisha Kothuri, PSU Oct 31, 2025 11 AM (Pacific) JOIN US THIS FRIDAY ONLINE OR IN PERSON PSU TRANSPORTATION SEMINAR Building Oregon's Statewide Multimodal Transportation Inventory with AI and Interagency Collaboration

Marie Watt, Vivid Dream (Liberty), 2023, photogravure on gampi with calico fabric, collage, string, silver leaf, 31 1/2 x 19 inches Sheet

Marie Watt, Vivid Dream (Liberty), 2023, photogravure on gampi with calico fabric, collage, string, silver leaf, 31 1/2 x 19 inches Sheet

"Storywork: The Prints of Marie Watt" is on exhibit through Dec 6 at PSU's Jordan Schnitzer Museum of Art.

Stop by any Friday this month (except Thanksgiving) to see the free exhibit before or after our Friday Transportation Seminar in the same building.

This Friday: trec.pdx.edu/events/psu-t...

03.11.2025 22:11 β€” πŸ‘ 2    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
Wide bike lane with a street sweeper in it, with a round brush sweeping leaves.

Wide bike lane with a street sweeper in it, with a round brush sweeping leaves.

Also on my walk to attend today’s Friday Transportation Seminar by @trecpdx.bsky.social I got to see PBOT’s bike lane sweeper in action @pbotinfo.bsky.social

31.10.2025 18:18 β€” πŸ‘ 8    πŸ” 0    πŸ’¬ 0    πŸ“Œ 1
A street with a wide bike lane on the left with green striping. To the right is a bus lane with red paint. A traffic signal arm above include a bike signal, transit signal, and left turn signal for cars.

A street with a wide bike lane on the left with green striping. To the right is a bus lane with red paint. A traffic signal arm above include a bike signal, transit signal, and left turn signal for cars.

Forgot to add alt text.

31.10.2025 18:14 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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Looks like I have a new route home today. The new protected bike lane on SW 4th is open, at least this part through Portland State Univ. Thank you @pbotinfo.bsky.social

31.10.2025 18:07 β€” πŸ‘ 29    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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We also have PSU superhero capes, modeled here by the wonderful @pbotinfo.bsky.social Director Millicent Williams. Drop by our #Mpactpdx booth Tuesday 8-4

28.10.2025 01:25 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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Are you at #MpactPDX? Stop by the @trecpdx.bsky.social booth for some fun swag. Better yet, come by Tuesday at 1 pm for office hours with former congressman and Railvolutionary Earl Blumenauer.

27.10.2025 20:29 β€” πŸ‘ 8    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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The amazing Bev Scott revs up the #MpactPDX crowd
Democracy is not for spectators.
We need courage, not working under the radar.
Don’t focus on ROI. Slavery had an ROI.
Invest in people so that we can say β€œall the children are fine”
We need to plan for opportunity, not just emergency

27.10.2025 16:32 β€” πŸ‘ 3    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0

Earl Blumenauer quotes Hal Harvey: the naysayers cannot overcome engineering, economics and facts.

27.10.2025 16:14 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Rep. Earl Blumenauer at #MpactPDX sharing some Portlandia insights, calls on us to focus on what we can control, since β€œthis administration will only do the right thing by accident.” @mpactmobility.bsky.social

27.10.2025 16:06 β€” πŸ‘ 4    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0
Christine Lewis speaking at podium

Christine Lewis speaking at podium

Portland Metro Councilor Christine Lewis welcomes the crowd at #MpactPDX highlighting Metro’s focus on affordable TOD housing, and a tip about reservations at Kann @mpactmobility.bsky.social

27.10.2025 15:47 β€” πŸ‘ 2    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0
JOIN US THIS FRIDAY
ONLINE OR IN PERSON
Oct 24, 2025
11 AM (Pacific)
PSU TRANSPORTATION SEMINAR
The Realities of Roadkill: Challenges and Opportunities for Wildlife Transportation Mitigation
With:
Rachel Wheat, Oregon Dept of Fish & Wildlife

JOIN US THIS FRIDAY ONLINE OR IN PERSON Oct 24, 2025 11 AM (Pacific) PSU TRANSPORTATION SEMINAR The Realities of Roadkill: Challenges and Opportunities for Wildlife Transportation Mitigation With: Rachel Wheat, Oregon Dept of Fish & Wildlife

Tens of millions of animals are injured or killed on Oregon’s roadways each year.

This Friday, Rachel Wheat of ODFW shares opportunities to mitigate this, including the use of wildlife crossing structures, autonomous animal detection systems, and smarter project siting: trec.pdx.edu/events/psu-t...

20.10.2025 20:55 β€” πŸ‘ 9    πŸ” 3    πŸ’¬ 1    πŸ“Œ 0
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If you missed today's Portland State University Friday Transportation Seminar, the video is now posted:
trec.pdx.edu/friday-trans...

17.10.2025 20:43 β€” πŸ‘ 4    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

This explains the trombone player in a banana suit I saw on the way to the bus tonight! Though, this is Portland, so it didn’t seem out of the ordinary.

16.10.2025 05:12 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
House Speaker Mike Johnson calls Portland naked bike ride β€˜most threatening thing I’ve seen yet’
YouTube video by The Oregonian House Speaker Mike Johnson calls Portland naked bike ride β€˜most threatening thing I’ve seen yet’

No comment

15.10.2025 02:37 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

I’ve received four fundraising texts in a few hours for this campaign. So annoying, though hard to know how many are really from the campaign.

14.10.2025 22:23 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Your research is published β€” What's next? Read insights from the PNAS Marketing team on promoting your research on social media.

Your research is published β€” What's next? Read insights from the PNAS Marketing team on promoting your research on social media.

πŸ“’ Want to boost your research visibility? Check out tips from the PNAS Marketing team, β€œPromoting Your Scholarly Research on Social Media.” Sharpen your science communication strategy and connect with your audience. Read now: https://ow.ly/OejW50XaBeQ

13.10.2025 19:30 β€” πŸ‘ 4    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0
Zintellect - U.S. Department of Transportation (DOT) - Transit Data Science Fellow - USDOT-TDS-2025-2 U.S. Department of Transportation (DOT) ensures our Nation has the safest, most efficient and modern transportation system in the world, which improves the

Federal Transit Administration is recruiting a Transit Data Science Fellow. Sounds like a good opportunity for a recent grad with great data skills.

www.zintellect.com/Opportunity/...

13.10.2025 18:27 β€” πŸ‘ 2    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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Can we become car-free in just one month? Evidence from Switzerland We analyse a mobility trial performed in 2024 in the Swiss city of Winterthur: voluntary participants were invited not to use their car for one month,…

I recommend reading the article by Francesca Cellina and colleagues to understand the details. Also, it includes a nice review of previous research on offering people trials for transit, e-bikes, bikesharing, carsharing.
www.sciencedirect.com/science/arti...?

13.10.2025 18:18 β€” πŸ‘ 0    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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Can we become car-free in just one month? Evidence from Switzerland We analyse a mobility trial performed in 2024 in the Swiss city of Winterthur: voluntary participants were invited not to use their car for one month,…

How to help people go car-free or car-lite? Give them free options for a month, and an incentive to sell their car. 2% of study participants became car-free after given free transit, ebike & carsharing. 13% sold a car later, with $ incentive.
www.sciencedirect.com/science/arti...?

13.10.2025 18:18 β€” πŸ‘ 6    πŸ” 2    πŸ’¬ 1    πŸ“Œ 0
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Is Portland Burning? No. See real-time Portland cameras, PulsePoint incidents, and sourced fact checks.

In case you were wondering…

isportlandburning.com

13.10.2025 16:47 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Deafening Quiet from the Scientific Establishment Leaders are underestimating the risks of not fighting back

I am really glad that @jeremymberg.bsky.social wrote this. Everybody who cares about science, and about knowledge generation and civil society generally, should read and share with their favorite administrator.

Deafening Quiet from the Scientific Establishment
open.substack.com/pub/donmoyni...

09.10.2025 13:31 β€” πŸ‘ 193    πŸ” 79    πŸ’¬ 8    πŸ“Œ 8
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What an unforgettable afternoon with
#BensonBoone on the
#BikeBus!
The energy, the smiles, and the singing made it a ride we'll never forget.

08.10.2025 17:21 β€” πŸ‘ 197    πŸ” 37    πŸ’¬ 6    πŸ“Œ 13
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Federal judge blocks federalized guard from deploying to Oregon Gov. Tina Kotek said Oregon is β€œnot a military target,” and said federal officials are trying to antagonize and provoke conflict outside the ICE facility.

Judge Karin Immergut’s ruling capped a dramatic weekend that included President Trump sending California National Guard members to Oregon and ordering others from Texas.

06.10.2025 04:07 β€” πŸ‘ 161    πŸ” 38    πŸ’¬ 7    πŸ“Œ 8

Judge Immergut in Oregon v Trump now:

"I grant plaintiffs second motion for a TRO."

Federalized Texas and California Guard to Portland is a "DIRECT CONTRAVENTION" of court's TRO from Saturday.

Both on 12406 statute and Tenth Amendment grounds.

06.10.2025 03:14 β€” πŸ‘ 661    πŸ” 185    πŸ’¬ 23    πŸ“Œ 6

HAPPENING NOW: Judge Karin Immergut hears emergency arguments as California and Oregon seek to block President Trump's deployment of federalized California National Guard troops to Portland. 🧡

06.10.2025 02:50 β€” πŸ‘ 1935    πŸ” 494    πŸ’¬ 17    πŸ“Œ 100
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Frustrated by Court Loss, Trump Sends 300 California National Guard Troops to Portland After a federal judge on Saturday batted down the Trump administration's attempt to deploy 200 Oregon National Guard members to Portland, this morning (Sunday, October 5) California Governor Gavin New...

Apparently inspired by yesterday's embarrassing loss in court, Trump has ordered California Gov. Gavin Newsom to send 300 of that state's National Guard members to Portland. Oregon Gov. Kotek says 100 have already arrived, while at the ICE facility, federal agents are growing more violent.

05.10.2025 21:50 β€” πŸ‘ 67    πŸ” 28    πŸ’¬ 6    πŸ“Œ 1

@jenniferdillpsu is following 20 prominent accounts