James Yeh is President and Co-Chief Investment Officer at Citadel and a member of the Portfolio Committee. James oversees Global Quantitative Strategies, Global Fixed Income and Macro, as well as the advanced analytics that support Citadel’s fundamental equities businesses. James joined Citadel as one of the firm’s first employees in 1993, after completing his Ph.D. in Physics at the University of California, Berkeley. James serves as a Charter Trustee of Princeton University and is a Director of the Princeton University Investment Company.