
He died of Hodgkin’s disease in 1955 in New York. Later, Carnegie married Dorothy Price Vanderpool and had a daughter, Donna, and continued to give his lecture series. In 1936, he published How to Win Friends and Influence People, a bestseller at its debut. Carnegie then married Lolita Baucaire in 1927 before getting divorced in 1931.

He also published several other collections of his lectures, as well as a biography of Abraham Lincoln called Lincoln in the Unknown. He then published a collection of his writings on the subject in 1916 and continued to give lectures around the country and eventually the world, speaking in New York, Philadelphia, Baltimore, London, and Paris. He began a course at the YMCA on public speaking, and over time he evolved the Dale Carnegie Course, shifting his focus to human relations in business practices. He then studied acting at the American Academy of Dramatic Arts in New York, but finding no success as an actor, he returned to sales work and also got the idea to teach public speaking. Carnegie then became a successful salesman for Armour & Company in Nebraska within two years, he was Armour’s top salesman in the state. After high school, he attended State Teacher’s College in Missouri and graduated in 1908. As a teenager, he enjoyed public speaking and joined his high school’s debate team.

Dale Carnegie, born to James Carnegie and Amanda Harbison, grew up helping his family on their farm.
