William M. Briggs

Geo-engineering The Climate: Durban Global Warming Conference

A group of scientists, funded generously by Big Green, which includes the Environmental Defense Fund, have released a report to coincide with the efforts of the Durban Global Warming Conference,…

Fun Statistics

Are Experts Better At Predicting Sports Than Ordinary Fans?

Today's post is over at the new and, yes, improved Edgehogs.com. Our launch was a couple of months ago. Since that time we've got a good chunk of games and…

Statistics

What Is A True Model? What Makes A Good One?: Part VI Climate Model Focus

This is a technical addendum to the main series. I would have skipped this, but Climategate 2.0 revealed many misapprehensions of verification statistics that I want to clear up, particularly…

Philosophy Statistics

What Is A True Model? What Makes A Good One?: Part V

We have in our hands (via the predictive posterior) the probabilities that Susy's GPA is less than any number between 0 and 4, given that we accept the normal model…

Philosophy Statistics

What Is A True Model? What Makes A Good One?: Part IV

In Part I we had the simplest kind of model. We complicated it in Part II, built more structure in Part III, and today finally come to the most used…

Philosophy Statistics

What Is A True Model? What Makes A Good One?: Part III

We have had two cases so far: arbitrary models for counterfactual Martians (Part I) and a deduced model for an urn holding dichotomous objects (Part II). The logic was identical…

Philosophy Statistics

What Is A True Model? What Makes A Good One?: Part II

The models in Part I might not have "felt right" to you. But if that is so it is because your diet of probability examples has been too narrowly constricted.…

Philosophy Statistics

What Is A True Model? What Makes A Good One?: Part I

The rules of logic are simple. Use whatever evidence you have, and no other, to figure the probability of a conclusion. These rules are all we need to understand what…

shawn marshall on Iran Has Caught Covid: A Reason For The WarApril 6, 2026
I do pray that the Iranians will be freed from the Mullahs who I do believe want to fashion a…
Johnno on Belgian Judge Wants To Arrest Little Nate Cofnast Because Cofnast Says Smart People Are Smarter Than Dumb PeopleApril 2, 2026
Has this Pierre perhaps considered that it is the light of Belgian criminal law and more specifically the anti-racism law…
Johnno on There Is No Solution To Crashing Fertility: Good Times Made Soft MenApril 2, 2026
God already foresaw all this. He warned us so in 1916 and provided a solution since 1929, in the run…
JH on There Is No Solution To Crashing Fertility: Good Times Made Soft MenApril 1, 2026
Promoting greater equality at home can be a solution, in addition to offering incentives to involve grandparents, as Frick suggests…
Uncle Mike on There Is No Solution To Crashing Fertility: Good Times Made Soft MenApril 1, 2026
I feel the same way. Tilting at windmills while the sun sets. Impossible dream, unbeatable foe, marching into hell for…

William M. Briggs

Iran Has Caught Covid: A Reason For The War

Class 84: Most Important Measure of Model Goodness

There Is No Solution To Crashing Fertility: Good Times Made Soft Men

Did The Pope Really Say Health Is A “Right”?

All Models Only Say What They Are Told To Say, And AI Is A Model

It’s The End Of The World Again

Belgian Judge Wants To Arrest Little Nate Cofnast Because Cofnast Says Smart People Are Smarter Than Dumb People

Class 83: Why Were Paul Ehrlich’s Predictions So Good (and so Bad)?

The Great Effeminization of the Academy

The Only Metric That Matters: Or, Pinker’s Folly

Lancet Discovers Public Health Is Politics

Class 82: Be More Uncertain (About Models)

On Not Reading

The Great Smoothing: Another Reason Not To Fear (or trust) AI

A Synchronicity Or Coincidence? What Is Behind Curious Events?

Class 81: The Second Biggest Error In Time Series

The Paper Test Shows Why AGI Is Not Possible: And Why The Brain Is Different In Kind

Researcher Imagines Weather With No Human Influence: Concludes Climate Change Hurts Incomes

Faith Deposited: Why Godless Science Fails

Class 80: Granger Causality; Per Se & Accidental Time Series; Stationarity

Scientists Seeking To Escape Criticism Run To The Warmth & Comfort Of Bluesky

Iran Has Caught Covid: A Reason For The War

Class 84: Most Important Measure of Model Goodness

Geo-engineering The Climate: Durban Global Warming Conference

Are Experts Better At Predicting Sports Than Ordinary Fans?

What Is A True Model? What Makes A Good One?: Part VI Climate Model Focus

What Is A True Model? What Makes A Good One?: Part V

What Is A True Model? What Makes A Good One?: Part IV

What Is A True Model? What Makes A Good One?: Part III

What Is A True Model? What Makes A Good One?: Part II

What Is A True Model? What Makes A Good One?: Part I

There Is No Culture Without Inequality: Stove 1

Impose Your Beliefs Before They Impose Theirs

Telekinesis: Ideas In Our Reenchantment & Rectification

The Physics Of Blessings: Ideas In Our Reenchantment & Rectification