Gregory Connor is Professor of Finance at National University of Ireland, Maynooth. Previously, he was a reader in Finance, Department of Accounting and Finance, London School of Economics (1996-2002). He was also, Director of Research, Europe, BARRA Inc., and Visiting Fellow, Department of Accounting and Finance, London School of Economics. He also held teaching positions at the University of California at Berkeley (1985-1991) and Kellogg Graduate School of Management, Northwestern University (1981-1985). He has written and published many research pieces in the field of factor modeling of asset returns, multifactor pricing models and portfolio management. He has a PhD in economics from Yale.