Dr. Jeffrey H. Harris is currently the Chief Economist and Director of the Division of Economic and Risk Analysis at the U.S. Security and Exchange Commission. He also holds the Gary Cohn Goldman Sachs Endowed Chair in Finance at the Kogod School of Business at American University. Dr. Harris has an extensive background in auction market microstructure, dealer markets, exchange trading and regulatory issues. He has also served as Chief Economist at the U.S. Commodity Futures Trading Commission (from 2007-10), with prior experience as Visiting Academic at the Nasdaq Stock Market (2000-01) and at the U.S. Securities and Exchange Commission (1999-2000). Dr. Harris received his B.A. in Physics in 1986, an MBA from the University of Iowa in 1987 and a Ph.D. in Finance from The Ohio State University in 1995.