Dale Carnegie - From Wikipedia: Dale Carnegie (originally Carnegey) (November 24, 1888 - November 1, 1955) was an American writer and the developer of famous courses in self-improvement, salesmanship, corporate training, public speaking and interpersonal skills. Born in poverty on a farm in Missouri, he was the author of How to Win Friends and Influence People, first published in 1936, which has sold over 30 million copies through many editions and remains popular today. He also wrote a biography of Abraham Lincoln, titled Lincoln the Unknown, as well as several other books.