William D. Cohan is an esteemed American financial journalist and author known for his in-depth narratives on Wall Street and corporate America. A former investment banker, Cohan draws upon his two decades of experience at firms like Lazard Frères & Co. and JPMorgan Chase to provide insightful, well-researched accounts of the financial world. His bestselling books, including "The Last Tycoons" and "House of Cards," have earned awards and critical acclaim for their detailed storytelling and captivating insights. Cohan's work frequently appears in major publications such as The New York Times and Vanity Fair, reflecting his continued influence in finance journalism.