Dr. Riedel is president and CEO of Aptinyx, as well as a member of the company’s board of directors. He was formerly president and CEO of Naurex, the predecessor company acquired by Allergan and from which Aptinyx and its technology were spun out. Prior to Naurex, Dr. Riedel served various roles at Baxter International including corporate vice president and chief science and innovation officer. Previously, Dr. Riedel was head of worldwide biotechnology and held a number of scientific management positions at Hoechst Marion Roussel (now Sanofi). Dr. Riedel serves on the boards of Jazz Pharmaceuticals, Ariad Pharmaceuticals, and the Illinois Biotechnology Industry Organization. Dr. Riedel is a member of the Austrian Academy of Sciences and was appointed by Governor Pat Quinn to serve on the Illinois Innovation Council. Dr. Riedel received a Diploma and Ph.D. from the University of Frankfurt and was a postdoctoral fellow at Harvard University. Dr. Riedel is an adjunct professor at Boston University School of Medicine and Northwestern University’s Feinberg School of Medicine. Prior to moving into industry, he was an assistant professor and associate professor of medicine at Boston University School of Medicine and a visiting professor at the Massachusetts Institute of Technology.