Napoleon Hill was an American self-help author, and best-known
for his book entitled, Think and Grow
Rich, which is one of the 10 best selling self-help books of all time.
Though Napoleon Hill, in modern times, is a controversial figure (being accused of fraud because of his claims), it is still unquestionable that his work, Think and Grow Rich, have helped and inspired plenty of people to succeed in life from the day it was popularized up to this point of time.