Warren Edward Buffett is an American businessman, the self-made billionaire Chairman and CEO of Berkshire Hathaway Inc. (NYSE: BRK.A), the massive multinational conglomerate spanning insurance, energy, industrial manufacturing, and railroads. His career is rooted in elite finance, value investing, and high-impact philanthropy.

Buffett holds a B.S. in Business Administration from the University of Nebraska-Lincoln and an M.S. in Economics from Columbia University, where he studied under Benjamin Graham (the father of value investing). His philosophical approach centers on disciplined value investing, long-term asset hold, and radical transparency (pioneering the modern investment conglomerate model). He is widely considered the greatest value investor of all time.

• Berkshire Hathaway Inc. (Chairman & CEO): The core publicly traded asset, a global conglomerate controlling major companies like GEICO, BNSF Railway, and Berkshire Hathaway Energy.
• Investment Apex: His success is built on disciplined acquisition of high-quality, undervalued businesses and leveraging the insurance float for investment.
• Academic Background: He holds an M.S. in Economics from Columbia University (where he studied under Benjamin Graham).
• Philanthropy: He is the Co-founder of The Giving Pledge and has committed to giving away over 99 percent of his wealth (primarily through the Bill & Melinda Gates Foundation).

Warren Buffett's strategic genius was his commitment to fundamental value. He took control of Berkshire Hathaway (originally a struggling textile mill) in the 1960s, successfully transforming it into a vast holding company by acquiring and managing diverse, profitable businesses. His structural contribution is immense: pioneering the modern investment conglomerate model that uses capital allocation and insurance float to generate superior, long-term returns. He remains Chairman and CEO, guiding the company's continuous expansion.

His structural contribution is tied to his philanthropic legacy: he co-founded the Giving Pledge and has committed to giving away the vast majority of his fortune. His wealth is secured by the colossal, long-term, stable profitability of the Berkshire Hathaway empire.

Warren Buffett's social impact is monumental, stemming from his creation of Berkshire Hathaway, which stabilizes and employs hundreds of thousands across diverse industries. His profound philanthropic legacy is his commitment to The Giving Pledge and his donations to the Bill & Melinda Gates Foundation, which channels billions into global health, education, and poverty eradication efforts.

His personal philanthropy supports various community and educational initiatives.

Warren Buffett maintains the highly pragmatic, unostentatious style of a dedicated value investor. His attire is consistently modest, favoring simple business suits. His aesthetic reflects intellectual focus and unwavering humility, typical of a pioneer in the global financial sector.

Residing in Omaha, Nebraska, his luxury is the immense security and financial reward derived from his multi-billion dollar fortune. His life is dedicated to investment strategy, capital allocation, and philanthropy.