Napoleon Hill likely never studied any millionaires, but this man actually did and published research.

Before I get into the work of renowned Psychologist, Edwin Locke I have to state that I'm a notorious critic of Napoleon Hill. The only success he had in life seems to be writing TGR, and before that we know that he was arrested many many many times for various scams. I wrote about it here:

Napoleon Hill Was A Notorious Scam Artist...

Napoleon Hill likely never studied any millionaires, but this man actually did and published research.

from Napoleon Hill likely never studied any millionaires, but this man actually did and published research.