Subversive w/Alex Kaschuta

Sebastian Jensen - It's heritability all the way down

Apr 17, 2024

Sebastian Jensen delves into the heritability of IQ and personality, gender differences in intelligence and achievement, Jewish overrepresentation, cognitive ability's impact on political views, and the influence of democracy on beliefs.

37:50

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Episode guests

Sebastian Jensen

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Quick takeaways

IQ and personality traits have high heritability estimates of up to 80%, combining self-report and peer reports.

Education impacts specific abilities like vocabulary and math, but does not necessarily increase overall intelligence, highlighting a complex relationship between education and intelligence.

Deep dives

Heritability of IQ and Personality

Studies show that heritability estimates for IQ and personality traits can be as high as 80%. The reliability of IQ tests, with corrections, still lead to high heritability estimates. Personality traits combine self-report and peer reports to show heritability of about 80%.

Introduction

2min

Estimating Heritability and Intelligence in Different Populations

21min

Exploring Sex Differences in Intelligence and Variability

5min

Analyzing Murray's Methodology and Gender Disparities in Eminent Figures

1min

Exploring Gender Differences in Interests and Intelligence

3min

Gender Discrepancy, Male Crisis, and Psychological Trends

4min

This is the first half of our conversation. The full episode and the complete archive of Subversive episodes, including exclusive episodes and my writing, are available on Substack. You can also subscribe to the podcast sans writing on Patreon for a bit less. This is how the show is financed and grows, so I appreciate every contribution! Please subscribe at: https://www.alexkaschuta.com/

https://www.patreon.com/aksubversive/

Our conversation explores the topic of the heritability of IQ and personality, as well as the relationship between intelligence and fertility. It also touches on the differences between men and women in terms of intelligence and achievement.

We also discuss various topics related to gender norms, masculinity, Jewish overrepresentation, and the relationship between cognitive ability and political views. We also touch on the influence of democracy and values on political beliefs.

Sebastian Jensen is an anonymous researcher and Substack author who blogs at https://www.sebjenseb.net/

Here are the timestamps for the full conversation:

00:00 Introduction and the Heritability of IQ and Personality

03:08 Intelligence and Fertility: Exploring the Relationship

05:11 Differences Between Men and Women: Intelligence and Achievement

37:09 Shifting Gender Norms and Educational Attainment

44:51 Exploring Jewish Over-representation

53:28 The Relationship Between Cognitive Ability and Political Views

59:42 The Influence of Democracy on Political Beliefs

01:06:39 Recommended Thinkers

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Subversive w/Alex Kaschuta

Sebastian Jensen - It's heritability all the way down

Episode guests

Podcast summary created with Snipd AI

Quick takeaways

Deep dives

Heritability of IQ and Personality

Education vs. Intelligence Boost

Intelligence and Fertility Differences

Gender Differences in Intelligence

Remember Everything You Learn from Podcasts