Michael Weissman

Michael Weissman

@mbweissman.bsky.social

physicist, does some stats etc. https://scholar.google.com/citations?user=FHa6WX4AAAAJ&hl=en https://michaelweissman.substack.com/ https://www.dailykos.com/users/docmidwest https://x.com/mbw61567742

155 Followers 151 Following 392 Posts Joined Nov 2023
5 hours ago

Unfortunately by dogmatically pushing an implausible denial of the lab leak hypothesis the scientific community has given enemies of public health measures (Bhattacharya) and fossil-fuel flacks (Ridley) an opportunity to pose as the reasonable ones.

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1 week ago
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2 weeks ago
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They Built It. Now They Want to Bomb It. Today's Iran crisis didn't start with just the mullahs. It started with a secret deal that Republican operatives made with them— a deal that changed history and may now lead to war.

They Built It. Now They're Bombing It.

The 1980 October Surprise didn't just put Reagan in the White House. GOP operatives also sided with repressive Islamists who took control of the Iranian revolution and squashed the forces of secular democracy.

open.substack.com/pub/craigung...

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3 weeks ago

But the problem is that the lunatic RFK Jr already has a much, much bigger platform and presence than e.g. Hotez. So debating him would seem to have potential upside and little downside.

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1 month ago

Admittedly, I had low priors for Bayes' theorem appearing in a Superbowl ad.🧪

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1 month ago

Agreed. As you know, it's not easy to avoid that habit. E.g. your (previous?) views on covid origins. But meanwhile, keep up the good work in MN!

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1 month ago

Many of my science colleagues are not speaking out-I suspect due to the fear Phil notes, that they'll targeted for loss of funding. I hope they read this account of what happened at a faculty meeting at Frankfurt University in 1933 as the Nazi's took control 🧪
www.facinghistory.org/resource-lib...

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1 month ago

Ioannidis pulled a neat trick in that one. He combined a low-ball IFR obtained from overestimating the infection rate with a very-low-ball estimate of how many would end up infected. The latter was, so far as I could tell, just pulled out his ass. Minimizers who should have known better liked it.

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1 month ago

JB is a master at weaving together broad truisms, specific truths, and, at crucial points, evasions and lies into a coherent-sounding narrative. Even the sympathetic right-wing interviewer, Douthat, tries to break through the evasions at points, but doesn't succeed.

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1 month ago

To repeat: It is highly improbable that I would agree with Bill Kristol.

I agree with him 100%. ICE has become the gestapo. They need to go.

Just saw a Minneapolis protestor yelling at ICE, near shooting site, "We will not forgive you." Correct.

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1 month ago

In 1987 when the Norwegians picked Arias over Gronlund, Kogut, Wright & me for the Nobel Peace prize, we were disappointed but too slow-witted to threaten to start a war in response.

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2 months ago

Yep. Some false positives. Zero false negatives.
Hard to tell if you're doing a deliberate statistical parody.

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2 months ago

An outlier point can dominate Pearson but not Spearman.

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2 months ago

Both sides, it seems. Drives me nuts.

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2 months ago

That just indicates that it's not all from outliers. It's the arrows pointing to species that are important.

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2 months ago
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2 months ago

I guess your point is that the negative association with suspected potential non-human hosts isn't surprising because it's respiratory. But it's also respiratory in humans, with whose mtDNA it's positively associated.

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2 months ago

I've been willing to disrupt consensus when I thought it was wrong. Insisting that the public change its (correct) opinion on SC2 origins as part of the package of persuading them to change their largely incorrect views on masks, vaccinations, and air quality is counterproductive.

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2 months ago

Maybe he means the DEFUSE grant application and its preliminary drafts.
s3.documentcloud.org/documents/21...
usrtk.org/wp-content/u...

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2 months ago
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An Inconvenient Probability v5.11 Bayesian analysis of the probable origins of Covid. Quantifying "friggin' likely"

Thanks, perhaps it would help to talk with your UWA colleague, Jesse Bloom.
Meanwhile, you might have a look at my Bayes analysis and see what you think is right or wrong.
michaelweissman.substack.com/p/an-inconve...

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2 months ago

2/2 You're trying to argue for vax, NPIs, etc. Good stuff. Why go out of your way to drag in a claim (zoonosis) that is overwhelmingly disbelieved by the population you're trying to persuade? It may signal group identity but it undercuts persuasion. And, as it happens, it's wrong.

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2 months ago

1/2 Let's say, for the sake of argument, that the Bayes factors (outbreak location, type of virus, lack of detected or even plausible prior host, pre-adaptation, unusually coded FCS insert, rare restriction enzyme site pattern) weren't conclusive. So drop "far-fetched".

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2 months ago
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Analysis | How the covid lab leak became the American public’s predominant theory New polling shows as many as two-thirds of Americans favor it. But the public has long leaned more strongly toward it than the government and scientists do.

But perhaps most important, if our goal is to encourage good interventions (vax, clean air, appropriate masks...), then unnecessarily tossing in a claim that the vast majority of the population thinks (correctly) is BS undermines our effort.
www.washingtonpost.com/politics/202...

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2 months ago
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An Inconvenient Probability v5.11 Bayesian analysis of the probable origins of Covid. Quantifying "friggin' likely"

A paper that I think uses weak methods pointing toward LL:
pubmed.ncbi.nlm.nih.gov/38488186/
My own detailed Bayesian analysis of many factors, using standard hierarchical/robust Bayesian methods.
michaelweissman.substack.com/p/an-inconve...

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2 months ago
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Le Covid-19 issu d'un laboratoire en Chine? L'Académie de médecine juge l'hypothèse "soutenue par un faisceau de faits et d'arguments" Un rapport sur les origines du Covid-19 a été partagé ce mercredi 2 avril à l'occasion d'une conférence de presse. Si les auteurs de l'Académie de médecine jugent qu'il n'existe à ce stade aucune répo...

On the specific case for a lab leak, a mild version leaning slightly toward lab:
www.bfmtv.com/sante/le-cov...

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2 months ago
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Importance of quantifying the number of viral reads in metagenomic sequencing of environmental samples from the Huanan Seafood Market Abstract. In March 2023, the Chinese CDC publicly released raw metagenomic sequencing data for environmental samples collected in early 2020 from the Huana

3/? On how the Worobey and Crits-Christoph papers got the mtDNA-RNA link backwards:
academic.oup.com/ve/article/1...

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2 months ago

2/?
More on Worobey
academic.oup.com/jrsssa/artic...

On Pekar 2022, which is absolutely flat-out wrong mathematically See my eletter at the bottom of the Science paper, or for more exposition
arxiv.org/abs/2510.01484
(peer-reviewed version early next year, I hope)
or arxiv.org/abs/2502.20076

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2 months ago
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Proximity ascertainment bias in early COVID case locations Abstract. A comparison of the distances to the Huanan Seafood Market of early COVID cases with known links to the market versus cases without known links s

1/too many
Let's start with papers showi9ng that the key zoonotic papers range from flat-out wrong to extremely shaky.
On Worobey (shaky, invalid)
doi.org/10.1093/jrss...
outside paywall
arxiv.org/abs/2401.08680

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2 months ago

At eye doc now Stay tuned

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2 months ago

Your important points about predictions and interventions are undermined by being tied to the increasingly far-fetched claim that it wasn't a lab leak. Why not leave nonsense claims to Ioannidis et al. rather than make an unforced error?

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