The piece relates the remarkable journey of Dr. Kwaku Ohene-Frempong, who grew from a child of Ghanaian cocoa farmers to become a Yale scholar, an Olympic athlete, and one of the most important international warriors against sickle cell. Dr. Frempong heads the high tech Comprehensive Sickle Cell Clinic at Children’s Hospital of Philadelphia and in Ghana established the only city-wide newborn screening for sickle cell in all of West Africa, where 1 in 50 babies suffers from the illness. There, he has screened over 200,000 newborns.