Born in Missouri, he became interested in personal development and social skills. He founded the Dale Carnegie Institute, which offers training courses in communication and leadership. His most famous work, "How to Win Friends and Influence People", became a self-help classic, selling millions of copies worldwide. Carnegie left a lasting legacy in the field of personal development and popular psychology.
Dale Carnegie: American businessman and writer of self-help books.
Dale Carnegie
Dale Carnegie (1888-1955) was an influential American entrepreneur and author, renowned for his work "How to Win Friends and Influence People".