Academic Talk

How do elites pave the way for social decay? | Peter Turchin x Brain Bar

One of Brain Bar 2023’s most thought-provoking talks was Oxford complexity scientist Peter Turchin’s. When Peter looks at history, he sees not significant dates, great heroes, or memorable events but trends, repetitions, and mathematical rationale. What causes civilizations to fall apart?…

Dec 1, 2023Brain BarElites and Inequality

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Description

One of Brain Bar 2023’s most thought-provoking talks was Oxford complexity scientist Peter Turchin’s. When Peter looks at history, he sees not significant dates, great heroes, or memorable events but trends, repetitions, and mathematical rationale. What causes civilizations to fall apart? How can education, high-collar jobs, and wealth be a bad thing for societies? In his talk, Peter sheds light on the clear rules of world history, and how the relationship between the ruling elites and the masses has fueled unrest and wars throughout the past 5000 years.

Institution

Brain Bar

Format & Duration

YouTube · 28 min

Connections

Related work

Book

End Times

Jun 13, 2023Turchin, P.

Elites, Counter-Elites, and the Path of Political Disintegration

From the pioneering co-founder of cliodynamics, the groundbreaking new interdisciplinary science of history, a big-picture explanation for America's civil strife and its possible endgames Peter Turchin, one of the most interesting social scientists of our age, has infused the study of history with approaches and insights from other fields for more than a…

Penguin PressStructural-Demographic TheoryElites and Inequality
Book

Ages of Discord

Oct 2, 2016Turchin, P.

A Structural-Demographic Analysis of American History

The real wage of a US worker today is less than it was 40 years ago—but there are four times as many multimillionaires. As inequality grows, the politics become more poisonous. Every year, more and more Americans go on shooting sprees, killing strangers and passers-by—and now, increasingly, representatives of the state. Troubling trends of this kind are…

Beresta BooksPolitical InstabilityStructural-Demographic Theory
Publication

A Structural-Demographic Analysis of Japan: 1945–2050

Sep 26, 2025Georg Orlandi, Peter Turchin

Is it possible to forecast the dynamics of societal resilience and its obverse, sociopolitical unrest or even breakdown? This is the goal of Structural-Demographic Theory (SDT), which integrates mechanism-based models with data and focuses on the dynamics of structural drivers for instability over the long-term (thus, requiring a historical approach). Several recent studies utilizing the SDT framework have proven adept at predicting (or “retrodicting”) sociopolitical instability in c.20 past societies. It was also used in 2010 to successfully forecast the outbreak of US instability for 10 years in the future (in 2020). This study applies the SDT to explore the dynamics of another contemporary society. Our aim is to empirically test SDT in a most rigorous way, using it to forecast future dynamics of sociopolitical instability in Japan. Our research questions are: (1) how accurately (if at all) does the SDT framework predict future levels of sociopolitical instability; (2) What are the relative contributions of possible drivers of instability, including those proposed by SDT, as well as other theories, in explaining instability levels; and (3) are there key ‘leverage points’ that might help mitigate the negative consequences of instability? This article explains how we develop quantitative indices for SDT drivers of instability: mass immiseration, elite overproduction, and state fiscal distress. We then construct a Political Stress Index to track the evolution of these pressures from the 1990s to the present and implement a multipath forecasting model to project future trends through 2050, using a variety of intervention (or non-intervention) scenarios. Our plan is to revisit these predictions ten years in the future with the goal of assessing their accuracy.

SocArXivStructural-Demographic TheoryElites and Inequality
Publication

Dynamics of political instability in the United States, 1780–2010

Jul 9, 2012Turchin, P.

This article describes and analyses a database on the dynamics of sociopolitical instability in the United States between 1780 and 2010. The database was constructed by digitizing data collected by previous researchers, supplemented by systematic searches of electronic media archives. It includes 1,590 political violence events such as riots, lynchings, and terrorism. Incidence of political violence fluctuated dramatically over the 230 years covered by the database, following a complex dynamical pattern. Spectral analysis detected two main oscillatory modes. The first is a very long-term – secular – cycle, taking the form of an instability wave during the second half of the 19th century, bracketed by two peaceful periods (the first quarter of the 19th century and the middle decades of the 20th century, respectively). The second is a 50-year oscillation superimposed on the secular cycle, with peaks around 1870, 1920, and 1970. The pattern of two periodicities superimposed on each other is characteristic of the dynamics of political instability in many historical societies, such as ancient Rome and medieval and early-modern England, France, and Russia. A possible explanation of this pattern, discussed in the article, is offered by the structural-demographic theory, which postulates that labor oversupply leads to falling living standards and elite overproduction, and those, in turn, cause a wave of prolonged and intense sociopolitical instability.

Journal of Peace ResearchPolitical InstabilityStructural-Demographic Theory

When A.I. Comes for the Elites

Blog Archive
Nov 20, 2023

The remarkable success of ChatGPT and other generative A.I. has inflamed the already roiling debate about how the rise of machines will affect workers, and ultimately shape our societies.…

Blog ArchiveStructural-Demographic TheoryElites and Inequality

Announcing My New Book: End Times

Blog Archive
Apr 20, 2023

End Times: Elites, Counter-Elites, and the Path of Political Disintegration To be published on June 13, 2023 by Penguin Random House “History is not just one damn thing after another,” British historian Arnold Toynbee once quipped in response to a critic.…

Blog ArchiveStructural-Demographic TheoryPolitical Instability