Professor of Finance and Sam Stewart Presid ential Chair, The David Eccles School of Business, The University of Utah, 2009 – present Vice President, Quantitative Investment Strategies, Goldman Sachs, 2008 Associate Professor of Finance, David Eccles School of Business, The University of Utah, 2006 – 2007 Associate Professor of Finance, Krannert School of Management, Purdue, 2003 - 2006 Assistant Professor of Finance, Krannert School of Management, Purdue, 1997 - 2003