Cliodynamics is Not “Cyclical History”
September 18, 2020
16 Comments
Matt Yglesias, responding to a tweet by Noah Smith today, wrote: Seen a lot of Turchin citations lately but I think the bar for buying into cyclical views of history should be *really* high. There were other, similar comments on Twitter. I respond on my blog, because it can be hard to
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The Left Case against Open Borders
July 09, 2020
As the readers of my blog know, the opinions I express here are strictly non-partisan and non-ideological. My main interest is to go where science leads. Ideological thinking is different from science in that in science data triumphs over theories. Ideologues, on the other hand, can i
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The Science behind My Forecast for 2020
June 15, 2020
Quite a number of people, here and on Twitter, asked me about how I came up with my forecast for 2020. Here’s the story. By the early 2000s I had already delved into structural-demographic theory and its implications for historical societies. These results went into Historical D
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2020
June 01, 2020
America is burning. Dozens of cities across the United States remain under curfews at a level not seen since riots following the 1968 assassination of Martin Luther King Jr. Most commentary is focusing on the immediate causes of this wave of violence that has already continued for six
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A Tale of Two Countries
May 05, 2020
Sweden and Denmark are both Nordic countries speaking similar languages, sharing a lot of culture and a lot of common history. But they followed very different approaches to managing the Covid-19 pandemic. Denmark was among the first in Europe to shut down schools, restaurants and oth
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Long-Term Consequences of Coronavirus
April 20, 2020
We are now in the mid-game of the Covid-19 pandemic and it is a good time to take stock of where we are and where we might be going. It is already clear, for example, that the effect of the pandemic on demography is going to be slight—because much less than 1 percent of population wil
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Correlation between Crisis Periods and Epidemics
April 15, 2020
After I published my last post on Coronavirus and Our Age of Discord, I’ve been looking through various lists of major epidemics in world history, both on resources such as Wikipedia and in academic articles. I know that there is a strong (although not perfect) association betwe
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Coronavirus and Our Age of Discord
April 05, 2020
As readers of this blog know well, I don’t claim to be a prophet and I think that prophecy is, in any case, overrated. But I make predictions. A scientific prediction, unlike a prophecy, is not about a future, but about a theory — it’s a way to find out how good is o
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Italy Turns the Corner
April 01, 2020
Last week my analysis of the Covid-19 epidemic in Italy yielded a very depressing result: despite all the measures taken by the government, there was no sign that they were making a difference. The epidemic was still growing exponentially with dire implications for the overall number
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