Which theorist is known for suggesting that physical inferiority is the cause of criminality?

Earnest Hooton

Explanation:

Earnest Hooton was a physical anthropologist who focused on racial differentiation and explored the relationship between personality and physical type. His studies particularly focused on physical type and criminal behavior.

In particular, he surveyed the American criminal population to try to prove his theory that criminal behavior was caused by and linked to physical factors from races that he considered inferior.