International Scholar, Syrian Native to Present Pearson Lecture August 4, 2017 Abdul Nasser Kaadan, MD, PhD, will present “The History of Islamic Medicine” during Southern Illinois University School of Medicine’s annual Pearson Lecture. The free, public presentation will be held at 5 pm, Wednesday, August 23, in the South Auditorium, 801 N. Rutledge St. in Springfield A native of Syria, Kaadan, an orthopedic surgeon, is a visiting international professor of history at Weber State University in Ogden, Utah. He is the founder and president of the International Society for the History of Islamic