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Will Koeppen

@willkoeppen.com
127 followers 99 following 31 posts

Data science, place-based photography, connecting with people in the outdoors, milkshakes

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Will Koeppen @willkoeppen.com · 02/07/2026
Bird flu is in remission, and the USDA helped to import more than a billion foreign-laid eggs in 2025 (a ten-fold increase from the year before). Awash in oversupply, small American egg farmers have been forced to sell at a loss for months.
willkoeppen.com
The Whiplash of American Egg Prices
In an attempt to respond to sky-high egg prices in early 2025, the USDA increased foreign imports of fresh eggs by over 1000% from the previous year. The wholesale price paid to domestic farmers for e...
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Will Koeppen @willkoeppen.com · 24/04/2026
I wrote an article about how the removal of Alaska's individual contribution limits led to a gold rush in state politics (in particular the governor's race).
willkoeppen.com
Alaskans Voted Against Big Money in Politics. Instead They Got More.
Alaska's 2026 gubernatorial election is going to be a wild one with 18 candidates and no individual contribution limits.
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Will Koeppen @willkoeppen.com · 20/08/2025
I made a data-driven visual of the July 4 flooding along the upper Guadalupe River, which killed 119 people in Kerr County Texas. Stream gauges show that water rose by 4 feet every 5 minutes in the town of Kerrville.
willkoeppen.com
The July 4 Guadalupe River Flood, Gauge by Gauge
On July 4th, 2025, the Guadalupe River rose at incredible rates between Camp Mystic and the Canyon Lake reservoir.
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Will Koeppen @willkoeppen.com · 28/05/2025
Cross-posting this animation I made of bird flu outbreaks on poultry farms in the United States. Every state has had poultry killed, including Alaska and Hawaii.
willkoeppen.substack.com
Mass Deaths in American Poultry
Bird flu has killed hundreds of millions of farm-raised chickens, turkeys, and ducks since 2022. It's not done yet.
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Will Koeppen @willkoeppen.com · 23/03/2025
The garden had me thinking about physically- vs digitally-created experiences
A woman looks up at a flowering cherry tree as the petals blow around her.An air plant grows into a circle, the leaves curling into spirals. A close up of the bunches of tiny petals of a cherry treeRows of different colored tulips — red, yellow, and fire — pop up in the garden.
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Will Koeppen @willkoeppen.com · 20/03/2025
The clouds over eastern Pennsylvania last night
An image taken from a plane. A fuzzy, ambiguous horizon rises above a swirl of pink and blue clouds.
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Will Koeppen @willkoeppen.com · 28/02/2025
Southern live oak trees, Savannah and New Orleans
A large southern live oak tree in front of a brick apartment building in downtown Savannah. The tree is over four stories tall, covered in ivy, and spreads its thick limbs in a lightning bolt-like pattern. A large southern live oak tree in front of a brick apartment building in downtown New Orleans. The tree is over four stories tall, covered in ivy, and spreads its thick limbs in a lightning bolt-like pattern. In this one, the building is also covered in a mat of climbing ivy.
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Will Koeppen @willkoeppen.com · 25/02/2025
We went to #MardiGras for the weekend. The parades were basically infinite compared to the one in McCarthy, AK.
A young girl dressed like a princess waves from a parade float shaped like a giant fish. A float filled with people dressed as flamingos and tigers throws candy, beads, and toy footballs to a cheering crowd. A bass drum player from George Washington Carver High School is dressed in a green and red uniform with a plumed cap. He clicks his sticks together marking the start of the next song. Later in the evening, the street is mostly dark but still lined with people as the parades march on into the night. Behind the crowd is a small food truck that reads "chicken on a stick", "Polish sausage corn dogs", and "super dog nachos".
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Will Koeppen @willkoeppen.com · 16/02/2025
Denali break (in the clouds) #AlaskaSky
Denali, the tallest mountain in North America, as seen from the north side near Wonder Lake. The base of the mountain is dark and under clouds, but the top emerges above it all.
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Will Koeppen @willkoeppen.com · 15/02/2025
Denali break
Landscape photo showing Mt. Denali behind waves of mountains and the Chulitna River just after sunset.
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Will Koeppen @willkoeppen.com · 15/02/2025
This "immutable biology" argument is so dumb, but I've seen it crop up when people try to add a sprinkle of science to beliefs that have no basis in science. Meanwhile, Yuval Harari: "Biology enables, culture forbids." www.atsdr.cdc.gov/place-health...
Screenshot of the CDC's webpage for their Social Vulnerability Index, which is a county-level measure of how vulnerable the people who live there are to natural or human-caused disasters. Above the index is a newly-added banner that reads the following: "Per a court order, HHS is required to restore this website as of 11:59PM ET, February 11, 2025. Any information on this page promoting gender ideology is extremely inaccurate and disconnected from the immutable biological reality that there are two sexes, male and female. The Trump Administration rejects gender ideology and condemns the harms it causes to children, by promoting their chemical and surgical mutilation, and to women, by depriving them of their dignity, safety, well-being, and opportunities. This page does not reflect biological reality and therefore the Administration and this Department rejects it."
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Will Koeppen @willkoeppen.com · 13/02/2025
Photos that remind me of visualizing data
A series of power lines stretching across the sky, some with anti-swing balls that look like data points.
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Will Koeppen @willkoeppen.com · 12/02/2025
Really interesting work showing that humans in dense crowds are odd frictional matter in a closed container. The referenced Nature paper is excellent, but the NYT has videos.
nytimes.com
The Physics That Keeps a Crowd From Becoming a Stampede (Gift Article)
A group of scientists studying the San Fermín festival in Pamplona, Spain, believe there’s a way to predict the motions of a large crowd.
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Will Koeppen @willkoeppen.com · 11/02/2025
Photos that remind me of visualizing data
The weathered side of a signboard, whose whorls look like a topographic map.
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Will Koeppen @willkoeppen.com · 10/02/2025
Photos that remind me of visualizing data (2 of a few)
A planter box with stylized flowers that look a lot like a graph.
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Will Koeppen @willkoeppen.com · 07/02/2025
A short series of photos that remind me of visualizing data (1 of a few)
A plank fence, the top of which is reminiscent of a bar chart. A sign in the lower left says "Warning, strange dog."
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Will Koeppen @willkoeppen.com · 04/02/2025
I had a drone for a spell. It tickled my geology fancy. #SeaIce #mudflats #Alaska
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Will Koeppen @willkoeppen.com · 03/02/2025
Now with words! Writing this up (and moving from python to js) was a form of data therapy for me. Comments welcome. #ddj #datajournalism
willkoeppen.com
Trump by a Landslide
If Donald Trump won the 2024 election by a landslide, what should we call past US election results?
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Will Koeppen @willkoeppen.com · 28/01/2025
Trump and crew have claimed he won the 2024 election by a "landslide" (thus claiming a mandate). I normalized past election results to Trump's margins to find out how many Trump-sized landslides past US presidents have won by. 📊
A graph showing the popular vote margin in units of "Trump Landslides". Using these units, we see that he lost the 2016 election by 1.5 landslides, Obama's 2008 win amounted to ~5 landslides, and John F. Kennedy won by just 0.1 landslide.A graph showing the electoral college margin in units of "Trump Landslides". Using these units, we find that in 2016 (although he lost the popular vote by 1.5 landslides) he won the election by 0.8 landslides. Trump's results just barely outpaced Joe Biden in 2020, who won by 0.9 landslides. Presidents that truly wiped the map, like Ronald Regan in 1984, Richard Nixon in 1972, or Lyndon B. Johnson in 1964 won by 4-6 of Trump's landslides.
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Will Koeppen @willkoeppen.com · 27/01/2025
An invasive dinosaur, scientific name Iguanaiguana, in San Juan, Puerto Rico. They were brought as pets in the 1970s, escaped (or were released), and now enjoy eating crops, undercutting local infrastructure with burrows, and outnumbering humans on the island. More info: youtu.be/xNtR_7qXwr0?...
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Will Koeppen @willkoeppen.com · 23/01/2025
Atlanta has seen its snowiest season in 8 years.
The Clermont Hotel on Ponce De Leon Ave in Atlanta, the sign and cars in the foreground covered in a light layer of snow. A man salts the entranceway.A closeup of one of the installations from Tiny Doors ATL, a public art project that places doors (~5 inches high) in surprising places around the city. The drifted snow reaches almost to the top of the red model door.
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