DIYA MUTASIM, M.D. was born in the Burj al-Barajneh refugee camp for Palestinians. He contracted polio when he was one year old, and had to re-learn how to walk. But with help from crutches and his large family, he managed to get through medical training in Beirut and then at Johns Hopkins University. He went on to become chair of the University of Cincinnati's dermatology department in 1998, a position he held until 2012, and has written dozens of journal articles as well as a ground-breaking medical work, Practical Skin Pathology. He's also just published his first work of literary nonfictio...