Orison Swett Marden was an American author, editor, and founder of Success magazine, and one of the central figures in the development of inspirational and success literature. His books, including Pushing to the Front, An Iron Will, Cheerfulness as a Life Power, and The Victorious Attitude, emphasised courage, optimism, perseverance, character, and self-command. Marden's influence reaches across New Thought, classic self-help, motivational literature, business success writing, and the broader history of American personal growth.