Jeffrey Siegel, MD, is Executive Director, Translational Medicine, Inflammation Clinical Research at Gilead Sciences. He received his medical degree from Yale University School of Medicine, internship and residency training at the University Hospitals of Cleveland, clinical fellowship training in Rheumatology at University Hospitals of Cleveland and basic science research training at the NIH in Immunology and signal transduction. After fellowship, he joined the Naval Medical Research Institute for 5 years where he served as Branch Head, Signal Transduction. He then joined the FDA and was there for 14 years, serving as Supervisory Medical Officer, Clinical Team Leader in Rheumatology. He previously worked at Genentech as Senior Group Medical Director in the Product Development Immunology department.