Roger Lowenstein is an American financial journalist and writer best known for his work on the stock market and the corporate world. Born on March 15, 1954, Lowenstein has built a reputation through his in-depth analysis and accessible writing style, which helps demystify complex financial subjects for a broad readership. He is a contributor to The Wall Street Journal and other publications, and has penned several best-selling books. His notable works include "Buffett: The Making of an American Capitalist," a biography of Warren Buffett, "When Genius Failed: The Rise and Fall of Long-Term Capital Management," an account of a hedge fund's collapse, and "The End of Wall Street," which dissects the 2008 financial crisis. Lowenstein's writing often focuses on significant figures and events in the financial world, offering keen insights into their impact on the global economy.