Dale Harbison Carnegie
1922; November 24, 1888 – November 1, 1955) was an American writer and lecturer and the developer of famous courses in self improvement
salesmanship,
public speaking, and interpersonal skills.
Born into poverty on a farm in Missouri,
he was the author of How to Win Friends and Influence People (1936),
a massive bestseller that remains popular today.
He also wrote How to Stop Worrying and Start Living (1948),
Lincoln the Unknown (1932), and several other books.