Henrietta Lacks's cells, known in the medical world as HeLa cells, were the first human cells to be grown successfully outside the body for more than a short time.
As a student at Robert Russa Moton High School, John Stokes helped lead a strike by pupils to gain better education facilities, an act of defiance that contributed to the integration of public schools in the United States.
John Rollison negotiated the legal and social restrictions of men of color in colonial Virginia to become a well-respected, wealthy man in York County.