Nathan Vardi is the managing editor, enterprise, at MarketWatch, where he oversees long-form, feature and investigative reporting efforts. He is also the author of “For Blood & Money,” a book about the development of rival oncology drugs to be published by W.W. Norton & Co. Previously, Nathan was a senior editor at Forbes, where he was responsible for the coverage of Wall Street and big investors, including hedge funds and private equity. He led investigative reporting efforts and also focused on the intersection of big money and biopharma.