Controversy of Intelligence: Crash Course Psychology #23

You can directly support Crash Course at Subscribe for as little as $0 to keep up with everything we’re doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.

So, how many different kinds of intelligence are there? And what is the G-Factor? Eugenics? Have you ever taken an IQ Test? All of these things play into the fascinating and sometimes icky history of Intelligence Testing. In this episode of Crash Course Psychology, Hank talks us through some of the important aspects of that history… as well as Nazis. Hey, I said some of it was icky.

Table of Contents

Defining Intelligence 00:00:00
Types of Intelligence 01:22:09
G-Factor 01:37:05
Sherlock Holmes 04:44:12
Intelligence Testing 02:26:23
IQ Scores 08:00:21
Eugenics 07:47:05
Intelligence Controversy 09:05:17

Want to find Crash Course elsewhere on the internet?
Facebook –
Twitter –
Tumblr –
Support CrashCourse on Subbable: