The Kitchen Advice Nobody Mentions Was Retracted
KEY TAKEAWAYS
- Most popular advice about arranging your kitchen traces back to one lab at Cornell, run by Brian Wansink. He had 15 papers retracted and at least 15 more corrected.
- Cornell investigated and found he committed academic misconduct, including misreporting research data and problematic statistical techniques. He resigned in 2018.
- When JAMA asked Cornell to verify six of the studies, Cornell replied that without the original data it could not assure the results were valid.
- None of this means your kitchen doesn’t matter. It means the confident, specific numbers you keep reading came from somewhere that no longer stands up.
You have probably heard that smaller plates make you eat less.
You may also have heard that fruit on the counter helps, that the first thing you see in the fridge is the thing you eat, that people finish whatever is in the bowl regardless of how big the bowl is.
These are repeated everywhere, in roughly the same words, usually with a percentage attached. They sound like settled science.
Most of them came from one laboratory. And that laboratory no longer stands.
What happened at Cornell
Brian Wansink ran the Food and Brand Lab, founded at the University of Illinois in 1997 and moved to Cornell in 2005. For two decades he was the most quoted researcher in the field, and his central claim was the one you’ve absorbed without noticing: small changes to your surroundings can nudge you into eating less.
It fell apart gradually, then all at once.
In 2016 a blog post about one of his own graduate students raised questions about how the lab handled data. Researchers started looking. In January 2017 a team reviewed four of his published papers and found around 150 inconsistencies.
Then the retractions began. Six papers pulled by JAMA journals in a single day in September 2018. By the end of that year the total reached 15, alongside at least 15 corrections.
Cornell ran an investigation and published the conclusion plainly: Wansink had committed academic misconduct in his research and scholarship, including misreporting of research data, problematic statistical techniques, failure to properly document and preserve research results, and inappropriate authorship. He was removed from teaching and research, and resigned in September 2018.
The detail that matters most
When JAMA asked Cornell to independently verify the six studies before deciding whether to retract them, Cornell couldn’t do it.
The university’s reply, quoted in the retraction notices, was that because it did not have access to the original data, it could not assure the journals the results were valid.
Not “we found errors.” Not “the findings were wrong.” Something more unsettling than either: nobody can check.
Wansink’s own account was that after entering data into spreadsheets, the lab discarded the paper surveys. He maintained he was proud of the papers and expected others to replicate them.
Why this reached so far
It’s worth understanding how thoroughly this spread, because it explains why you’ve read the same advice in a hundred places.
The findings were perfect for media. Short, surprising, actionable, and cheap to try. A bowl that refills itself. A plate that tricks you. Every one of them was a headline.
They also passed peer review, repeatedly, at prestigious journals. And the reach went beyond magazines — the 2010 US dietary guidelines drew in part on his work.
So when you read a tip about eye level in the fridge, the writer isn’t being careless. They’re citing something that was, for years, mainstream science.
What this does and doesn’t mean
I want to be careful here, because there’s an overcorrection available and it’s also wrong.
This doesn’t mean your kitchen is irrelevant. The general idea that your surroundings shape your behaviour isn’t controversial, and it isn’t Wansink’s invention. It’s one of the oldest observations in behavioural science.
It doesn’t mean every finding was fabricated. Retraction often means results can’t be verified, not that they’re proven false. Some of these ideas may well be true. Others have been tested independently since, with mixed results.
What it does mean is that the confident specifics should go. When you see a claim that a particular plate size cuts intake by a particular percentage, treat the number as unsupported until someone shows you where it came from — and check that the citation isn’t from that lab.
The honest position is that we know less about this than the internet suggests.
So what do you actually do with your kitchen
Here’s the thing the whole episode obscures. You don’t need a study to tell you what’s true in your own house.
You already know which cupboard is a problem. You know whether the thing you reach for at nine in the evening is on the counter or behind two other things. You know whether Thursday goes badly because of a decision you made on Sunday at the supermarket.
That’s not published evidence. It’s evidence about you, and for the question you’re actually asking, it’s better.
So rather than applying rules from a discredited lab, run the experiment on yourself. Change one thing in the kitchen. Give it two weeks. Notice what happens. If nothing changes, change it back — you’ve lost nothing but the effort of moving a jar.
That approach has an advantage the studies never had. It doesn’t need to be true on average across 770 survey respondents. It only needs to be true in your kitchen.
What this site will do about it
This matters for how anything here gets written.
A great deal of what circulates about food environment traces back to that lab, often through several layers of citation, where the original source is no longer visible. Some of it may be fine. Some of it is repeating something that was withdrawn.
So when this site makes a claim about your kitchen, you’ll get the source, and if the evidence is thin you’ll be told it’s thin. Where the only support runs back to the Food and Brand Lab, that will be said out loud rather than quietly dropped.
Which will make for less confident articles than the ones you’re used to reading on this subject.
That’s the point.
References
- Cornell University statement on the investigation into Brian Wansink, September 2018, as reported by Retraction Watch and the Cornell Daily Sun.
- “JAMA journals retract six papers by food marketing researcher Brian Wansink.” Retraction Watch, September 19, 2018. retractionwatch.com/2018/09/19/jama-journals-retract-six-papers-by-food-marketing-researcher-brian-wansink
- “Food Researcher Brian Wansink Faces Two More Retractions.” The Cornell Daily Sun, October 25, 2018. cornellsun.com/2018/10/25/food-science-researcher-brian-wansink-faces-two-more-retractions
- “This Cornell Food Researcher Has Had 13 Papers Retracted. How Were They Published in the First Place?” Mother Jones, September 2018.
Diana Woods researches and writes about sleep, environment and everyday habit. She has no clinical training, and that shapes what this site does: instead of explaining what might be wrong with you, she reads the behavioural and environmental research and writes about the parts you can act on — the light in the hallway, the fifteen feet to the bathroom, what the morning does to the night that follows.
Every article here cites its sources, and she tries to include the parts researchers themselves flag as uncertain. Studies disagree, sample sizes are small, and correlation gets reported as cause more often than it should. Saying so is part of the job.
