Brad Marder M.D. is the medical director for nephrology in medical affairs at Horizon Therapeutics, a global pharmaceutical company focused on creating treatments for rare and rheumatic conditions. Dr. Marder has devoted his career to both patient care and clinical research. Since completing a nephrology fellowship at Icahn School of Medicine at Mount Sinai in New York City, he has served as the director of clinical research and the principal investigator in multiple clinical trials on treatments for kidney transplant patients and those with chronic kidney disease. Prior to joining Horizon, Dr. Marder worked as a transplant physician and medical director for the Transplant Center and as chairman of the department of medicine for Presbyterian/St. Luke's Medical Center in Denver, CO. He has served in multiple hospital committees and as an advisor for Donor Alliance, Colorado's organ procurement organization. A native of California, Dr. Marder earned his bachelor's degree in molecular biology from the University of California, Berkeley, and his doctor of medicine from the Sackler School of Medicine at Tel Aviv University, after which he completed an internship and residency in internal medicine at the Montefiore Medical Center of the Albert Einstein College of Medicine in New York City.