Dr. Ji Sun earned his BS at the University of Science and Technology of China (USTC) and PhD from the University of Washington, followed by a postdoctoral fellowship in the laboratory of Roderick Mackinnon, MD, at the Rockefeller University. At St. Jude, Dr. Sun is a member of the Department of Structural Biology and studies molecular signaling at the atomic level. This innovative research program will lead to a better understanding of disease and the potential for new treatments.