Dr. Jay D. Horton is the Director of the Center for Human Nutrition and Professor of Internal Medicine and Molecular Genetics. He obtained his B.S. and M.D. degrees from the University of Iowa and completed his Internal Medicine residency, gastroenterology fellowship, and Howard Hughes post-doctoral fellowship at UT Southwestern. Dr. Horton’s research interests are in determining how transcriptional regulators of fat metabolism contribute to the development of fatty liver and delineating the function of PCSK9, a protein secreted into the blood that regulates LDL receptors in liver.