Dale Carnegie (1888–1955) was an American writer and lecturer, and a pioneer in the field of self-improvement, corporate training, and interpersonal skills development. Born into poverty on a Missouri farm, Carnegie overcame significant personal challenges to become one of the most influential figures in public speaking and human relations. His book How to Win Friends and Influence People remains one of the best-selling books of all time, and his courses have helped millions improve their communication and leadership skills.

Carnegie’s approach is practical and grounded in real-life examples, emphasizing the importance of empathy, listening, and the art of persuasion. His ability to break down complex interpersonal skills into easy-to-understand principles has made his work timeless. Through his books and training programs, Carnegie’s legacy continues to impact individuals and professionals around the world, promoting confidence, leadership, and personal development.