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.

Want more videos about psychology? Check out our sister channel SciShow Psych at https://www.youtube.com/scishowpsych!

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Chapters:
Introduction: Defining Intelligence 00:00
The G-Factor 01:22
Psychometrics 2:33
Gardner's 8 Intelligences 3:11
Measuring Creativity & Divergent Thinking 4:12
Emotional Intelligence 6:06
Eugenics 7:05
Binet & Simon's "Mental Age" Tests 8:01
IQ Tests 9:06
Intelligence Tests, Eugenics, & Forced Sterilization in the U.S. 9:40
Eugenics in Nazi Germany 10:44
Review & Credits 11:45
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