Turney Duff

Turney Duff is a former hedge fund trader and the author of The Buy Side, a memoir that became a New York Times bestseller. After starting at Morgan Stanley, he traded health care stocks at the Galleon Group, became a founding partner of Argus Partners, and left Wall Street in 2009 to write. He later consulted on the Showtime drama Billions and wrote columns on Wall Street culture for CNBC.