Dr. Orison Swett Marden was an American inspirational author who wrote on success in life and how to achieve it. His writings discuss common-sense principles and virtues that make for a well-rounded, successful life. Many of his ideas are based on New Thought philosophy. In an Iron Will Orison Swett Marden explains that will power is the single most important ingredient in success. Learn how to develop will power and then how to focus and direct it into success. If you have will power there is nothing that you will not be able to reach for and attain!