Benjamin Graham, known as the father of value investing, profoundly impacted financial investment philosophy. Throughout his lifetime, Graham not only excelled as an economist but also as an investor, teaching at Columbia Business School where his investment principles have influenced generations. His disciplined approach to investing, emphasizing investor psychology, minimal debt, and fundamental analysis, continues to resonate today. Among his famed disciples is Warren Buffett, one of the greatest investors of our time, who credits Graham with laying the foundation for his investment strategy.