Ralph Zingone, Managing Director, is a portfolio manager on the U.S. Disciplined Equity Team. An employee since 1991, Ralph is responsible for the Research Enhanced Index (REI) strategies. Prior to this role, he was a research analyst following the aerospace, environmental, and diversified manufacturing sectors. Upon joining the firm, he was a quantitative equity analyst and later served as a U.S. Equity portfolio manager in London and New York. Ralph received his B.A. in mathematics and economics from the College of the Holy Cross and his M.B.A. in finance from New York University.

Tim Snyder, executive director of J.P. Morgan Investment Management Inc., is a portfolio manager on the U.S. Disciplined Equity Team. An employee since 2003, his responsibilities include managing Research Enhanced Index (REI) strategies. Tim joined the portfolio management team in 2004 as an analyst and worked on the daily implementation and maintenance of the REI and Analyst Fund portfolios. He holds a B.S. in finance and economics from the University of Delaware and is a holder of the CFA and CMT designations.

Brian Westhoff, CFA, is the head of core US fixed income for portfolio management of multi-sector, emerging market debt strategies as well as LDI and CDI mandates. He is also responsible for the oversight of the US client investment solutions and insurance teams. Prior to his current role, he worked as a fixed income investment analyst at St. Paul Companies. He also held roles in equity research with Credit Suisse Asset Management in London and Merrill Lynch in Argentina. Brian has been in the industry since 1997 and started with the firm and its affiliates in 2003.

Tyler Knight, CFA, is head of US public structured finance responsible for the overall strategy and portfolio management of structured finance-related strategies as well as leading a team of US structured finance investment managers. He is also a portfolio manager for multi-sector strategies. Prior to his current role, he structured CMBS transactions and supported CMBS trading on the Bear Stearns trading desk. Tyler also supported transaction closing deal teams in the Structured Finance Advisory Services group at Ernst & Young LLP. He has been in the industry since 2004 and started with the firm in 2008. Tyler received his BBA in finance from the University of Iowa. He is a CFA® charterholder.

Brad Doyle, CFA, is co-head of investment grade credit and a senior portfolio manager responsible for the portfolio management of investment grade credit strategies, He is also a portfolio manager for multi-sector portfolios. Prior to his current role, Brad served as a senior corporate bond trader and portfolio manager for Strong Capital Management. He has been in the industry since 1994 and started with the firm in 2004. Brad received his BA in accounting from the University of North Dakota. He is a CFA® charterholder.

Siva Rajan is a head of multi-sector portfolio management and a senior portfolio manager responsible for the portfolio management of multi-sector strategies portfolios. He is also a portfolio manager on investment grade credit portfolios and government securities. Prior to his current role, Siva held various roles in the portfolio management and quantitative solutions teams. Before to joining the firm, Siva was a credit analyst at HSBC, and prior to that he was an engineering associate. He has been in the industry since 2004 and started with the firm in 2007. Siva received his BE in electronics engineering from Madras University, India, and his MS in electrical engineering and MA in economics from the University of Illinois at Chicago.