Erwin W. Martens (on sabbatical)

Erwin Martens is Executive Vice President for Risk Management at TIAA-CREF. Mr. Martens joined TIAA-CREF in 2003 after three years as managing director and chief risk officer at Putnam Investments, a subsidiary of Marsh & McLennan. Previously, Mr. Martens spent three years at Lehman Brothers, where he built and managed the firm's Global Market Risk Management function.

From 1991 to 1997, he worked in Zurich with the Credit Suisse Group, serving as Head of Global Market Risk Management and Deputy Head of the Global Risk Management Group.

Mr. Martens began his career in Toronto in 1985 with Coopers & Lybrand and subsequently founded Analytic Information Management, Inc., a Toronto-based consulting firm that develops software for economic and financial analysis for banks, brokerage, and other financial institutions.

In 2000, Risk Manager magazine named Erwin "Buy Side Risk Manager of the Year."

In 1980 Mr. Martens co-captained the NCAA ice hockey champions, the University of North Dakota "Fighting Sioux," and later spent a couple of years as a professional ice hockey player in Germany.

Upon returning to his studies, he graduated with a Master's Degree from the University of North Dakota in 1985 and is currently a member of the University's Alumni Board of Directors.